245121156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22621}}^1$

素因数の和:22681

約数の個数: 72

約数和(自身を含む): 724627904

約数和(自身を除く): 479506748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 22621, 45242, 67863, 90484, 135726, 158347, 203589, 271452, 316694, 407178, 475041, 633388, 814356, 950082, 972703, 1425123, 1900164, 1945406, 2850246, 2918109, 3890812, 5700492, 5836218, 6808921, 8754327, 11672436, 13617842, 17508654, 20426763, 27235684, 35017308, 40853526, 61280289, 81707052, 122560578, 245121156]

約数ペア:

[(1, 245121156), (2, 122560578), (3, 81707052), (4, 61280289), (6, 40853526), (7, 35017308), (9, 27235684), (12, 20426763), (14, 17508654), (18, 13617842), (21, 11672436), (28, 8754327), (36, 6808921), (42, 5836218), (43, 5700492), (63, 3890812), (84, 2918109), (86, 2850246), (126, 1945406), (129, 1900164), (172, 1425123), (252, 972703), (258, 950082), (301, 814356), (387, 633388), (516, 475041), (602, 407178), (774, 316694), (903, 271452), (1204, 203589), (1548, 158347), (1806, 135726), (2709, 90484), (3612, 67863), (5418, 45242), (10836, 22621)]