210311790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{539261}}^1$

素因数の和:539284

約数の個数: 32

約数和(自身を含む): 543576096

約数和(自身を除く): 333264306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 539261, 1078522, 1617783, 2696305, 3235566, 5392610, 7010393, 8088915, 14020786, 16177830, 21031179, 35051965, 42062358, 70103930, 105155895, 210311790]

約数ペア:

[(1, 210311790), (2, 105155895), (3, 70103930), (5, 42062358), (6, 35051965), (10, 21031179), (13, 16177830), (15, 14020786), (26, 8088915), (30, 7010393), (39, 5392610), (65, 3235566), (78, 2696305), (130, 1617783), (195, 1078522), (390, 539261)]