71637279

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 114432000

約数和(自身を除く): 42794721

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1489, 1659, 2291, 4467, 6873, 10423, 16037, 31269, 43181, 48111, 117631, 129543, 302267, 352893, 823417, 906801, 2470251, 3411299, 10233897, 23879093, 71637279]

約数ペア:

[(1, 71637279), (3, 23879093), (7, 10233897), (21, 3411299), (29, 2470251), (79, 906801), (87, 823417), (203, 352893), (237, 302267), (553, 129543), (609, 117631), (1489, 48111), (1659, 43181), (2291, 31269), (4467, 16037), (6873, 10423)]