28433790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1$

素因数の和:415

約数の個数: 144

約数和(自身を含む): 93117024

約数和(自身を除く): 64683234

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 373, 385, 462, 495, 605, 630, 693, 726, 746, 770, 847, 990, 1089, 1119, 1155, 1210, 1386, 1694, 1815, 1865, 2178, 2238, 2310, 2541, 2611, 3357, 3465, 3630, 3730, 4103, 4235, 5082, 5222, 5445, 5595, 6714, 6930, 7623, 7833, 8206, 8470, 10890, 11190, 12309, 12705, 13055, 15246, 15666, 16785, 20515, 23499, 24618, 25410, 26110, 28721, 33570, 36927, 38115, 39165, 41030, 45133, 46998, 57442, 61545, 73854, 76230, 78330, 86163, 90266, 117495, 123090, 135399, 143605, 172326, 184635, 225665, 234990, 258489, 270798, 287210, 315931, 369270, 406197, 430815, 451330, 516978, 631862, 676995, 812394, 861630, 947793, 1292445, 1353990, 1579655, 1895586, 2030985, 2584890, 2843379, 3159310, 4061970, 4738965, 5686758, 9477930, 14216895, 28433790]

約数ペア:

[(1, 28433790), (2, 14216895), (3, 9477930), (5, 5686758), (6, 4738965), (7, 4061970), (9, 3159310), (10, 2843379), (11, 2584890), (14, 2030985), (15, 1895586), (18, 1579655), (21, 1353990), (22, 1292445), (30, 947793), (33, 861630), (35, 812394), (42, 676995), (45, 631862), (55, 516978), (63, 451330), (66, 430815), (70, 406197), (77, 369270), (90, 315931), (99, 287210), (105, 270798), (110, 258489), (121, 234990), (126, 225665), (154, 184635), (165, 172326), (198, 143605), (210, 135399), (231, 123090), (242, 117495), (315, 90266), (330, 86163), (363, 78330), (373, 76230), (385, 73854), (462, 61545), (495, 57442), (605, 46998), (630, 45133), (693, 41030), (726, 39165), (746, 38115), (770, 36927), (847, 33570), (990, 28721), (1089, 26110), (1119, 25410), (1155, 24618), (1210, 23499), (1386, 20515), (1694, 16785), (1815, 15666), (1865, 15246), (2178, 13055), (2238, 12705), (2310, 12309), (2541, 11190), (2611, 10890), (3357, 8470), (3465, 8206), (3630, 7833), (3730, 7623), (4103, 6930), (4235, 6714), (5082, 5595), (5222, 5445)]