13021060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 29966832

約数和(自身を除く): 16945772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 821, 1220, 1586, 1642, 3172, 3284, 3965, 4105, 7930, 8210, 10673, 15860, 16420, 21346, 42692, 50081, 53365, 100162, 106730, 200324, 213460, 250405, 500810, 651053, 1001620, 1302106, 2604212, 3255265, 6510530, 13021060]

約数ペア:

[(1, 13021060), (2, 6510530), (4, 3255265), (5, 2604212), (10, 1302106), (13, 1001620), (20, 651053), (26, 500810), (52, 250405), (61, 213460), (65, 200324), (122, 106730), (130, 100162), (244, 53365), (260, 50081), (305, 42692), (610, 21346), (793, 16420), (821, 15860), (1220, 10673), (1586, 8210), (1642, 7930), (3172, 4105), (3284, 3965)]