28505492748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{969179}}^1$

素因数の和:969251

約数の個数: 72

約数和(自身を含む): 77611934400

約数和(自身を除く): 49106441652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1548, 1634, 2451, 3268, 4902, 7353, 9804, 14706, 29412, 969179, 1938358, 2907537, 3876716, 5815074, 8722611, 11630148, 17445222, 18414401, 34890444, 36828802, 41674697, 55243203, 73657604, 83349394, 110486406, 125024091, 165729609, 166698788, 220972812, 250048182, 331459218, 375072273, 500096364, 662918436, 750144546, 791819243, 1500289092, 1583638486, 2375457729, 3167276972, 4750915458, 7126373187, 9501830916, 14252746374, 28505492748]

約数ペア:

[(1, 28505492748), (2, 14252746374), (3, 9501830916), (4, 7126373187), (6, 4750915458), (9, 3167276972), (12, 2375457729), (18, 1583638486), (19, 1500289092), (36, 791819243), (38, 750144546), (43, 662918436), (57, 500096364), (76, 375072273), (86, 331459218), (114, 250048182), (129, 220972812), (171, 166698788), (172, 165729609), (228, 125024091), (258, 110486406), (342, 83349394), (387, 73657604), (516, 55243203), (684, 41674697), (774, 36828802), (817, 34890444), (1548, 18414401), (1634, 17445222), (2451, 11630148), (3268, 8722611), (4902, 5815074), (7353, 3876716), (9804, 2907537), (14706, 1938358), (29412, 969179)]