209401452804

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{15817}}^1\times {\mathrm{25657}}^1$

素因数の和:41524

約数の個数: 48

約数和(自身を含む): 500017356608

約数和(自身を除く): 290615903804

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 15817, 25657, 31634, 47451, 51314, 63268, 76971, 94902, 102628, 153942, 189804, 307884, 680131, 1103251, 1360262, 2040393, 2206502, 2720524, 3309753, 4080786, 4413004, 6619506, 8161572, 13239012, 405816769, 811633538, 1217450307, 1623267076, 2434900614, 4869801228, 17450121067, 34900242134, 52350363201, 69800484268, 104700726402, 209401452804]

約数ペア:

[(1, 209401452804), (2, 104700726402), (3, 69800484268), (4, 52350363201), (6, 34900242134), (12, 17450121067), (43, 4869801228), (86, 2434900614), (129, 1623267076), (172, 1217450307), (258, 811633538), (516, 405816769), (15817, 13239012), (25657, 8161572), (31634, 6619506), (47451, 4413004), (51314, 4080786), (63268, 3309753), (76971, 2720524), (94902, 2206502), (102628, 2040393), (153942, 1360262), (189804, 1103251), (307884, 680131)]