28936830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74197}}^1$

素因数の和:74220

約数の個数: 32

約数和(自身を含む): 74791584

約数和(自身を除く): 45854754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 74197, 148394, 222591, 370985, 445182, 741970, 964561, 1112955, 1929122, 2225910, 2893683, 4822805, 5787366, 9645610, 14468415, 28936830]

約数ペア:

[(1, 28936830), (2, 14468415), (3, 9645610), (5, 5787366), (6, 4822805), (10, 2893683), (13, 2225910), (15, 1929122), (26, 1112955), (30, 964561), (39, 741970), (65, 445182), (78, 370985), (130, 222591), (195, 148394), (390, 74197)]