1998941757

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 2788321536

約数和(自身を除く): 789379779

約数列:

[1, 3, 41, 61, 123, 183, 263, 789, 1013, 2501, 3039, 7503, 10783, 16043, 32349, 41533, 48129, 61793, 124599, 185379, 266419, 657763, 799257, 1973289, 2533513, 7600539, 10923179, 16251559, 32769537, 48754677, 666313919, 1998941757]

約数ペア:

[(1, 1998941757), (3, 666313919), (41, 48754677), (61, 32769537), (123, 16251559), (183, 10923179), (263, 7600539), (789, 2533513), (1013, 1973289), (2501, 799257), (3039, 657763), (7503, 266419), (10783, 185379), (16043, 124599), (32349, 61793), (41533, 48129)]