388906830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332399}}^1$

素因数の和:332425

約数の個数: 48

約数和(自身を含む): 1088942400

約数和(自身を除く): 700035570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 332399, 664798, 997197, 1661995, 1994394, 2991591, 3323990, 4321187, 4985985, 5983182, 8642374, 9971970, 12963561, 14957955, 21605935, 25927122, 29915910, 38890683, 43211870, 64817805, 77781366, 129635610, 194453415, 388906830]

約数ペア:

[(1, 388906830), (2, 194453415), (3, 129635610), (5, 77781366), (6, 64817805), (9, 43211870), (10, 38890683), (13, 29915910), (15, 25927122), (18, 21605935), (26, 14957955), (30, 12963561), (39, 9971970), (45, 8642374), (65, 5983182), (78, 4985985), (90, 4321187), (117, 3323990), (130, 2991591), (195, 1994394), (234, 1661995), (390, 997197), (585, 664798), (1170, 332399)]