1284689725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{8831}}^1$

素因数の和:8898

約数の個数: 36

約数和(自身を含む): 1816883712

約数和(自身を除く): 532193987

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 529, 575, 1265, 2645, 5819, 6325, 8831, 13225, 29095, 44155, 97141, 145475, 203113, 220775, 485705, 1015565, 2234243, 2428525, 4671599, 5077825, 11171215, 23357995, 51387589, 55856075, 116789975, 256937945, 1284689725]

約数ペア:

[(1, 1284689725), (5, 256937945), (11, 116789975), (23, 55856075), (25, 51387589), (55, 23357995), (115, 11171215), (253, 5077825), (275, 4671599), (529, 2428525), (575, 2234243), (1265, 1015565), (2645, 485705), (5819, 220775), (6325, 203113), (8831, 145475), (13225, 97141), (29095, 44155)]