74978228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 151457040

約数和(自身を除く): 76478812

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 89, 178, 221, 356, 442, 884, 953, 1157, 1513, 1906, 2314, 3026, 3812, 4628, 6052, 12389, 16201, 19669, 24778, 32402, 39338, 49556, 64804, 78676, 84817, 169634, 210613, 339268, 421226, 842452, 1102621, 1441889, 2205242, 2883778, 4410484, 5767556, 18744557, 37489114, 74978228]

約数ペア:

[(1, 74978228), (2, 37489114), (4, 18744557), (13, 5767556), (17, 4410484), (26, 2883778), (34, 2205242), (52, 1441889), (68, 1102621), (89, 842452), (178, 421226), (221, 339268), (356, 210613), (442, 169634), (884, 84817), (953, 78676), (1157, 64804), (1513, 49556), (1906, 39338), (2314, 32402), (3026, 24778), (3812, 19669), (4628, 16201), (6052, 12389)]