163923256

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21059}}^1$

素因数の和:21211

約数の個数: 32

約数和(自身を含む): 353808000

約数和(自身を除く): 189884744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 21059, 42118, 84236, 147413, 168472, 294826, 589652, 1179304, 2927201, 5854402, 11708804, 20490407, 23417608, 40980814, 81961628, 163923256]

約数ペア:

[(1, 163923256), (2, 81961628), (4, 40980814), (7, 23417608), (8, 20490407), (14, 11708804), (28, 5854402), (56, 2927201), (139, 1179304), (278, 589652), (556, 294826), (973, 168472), (1112, 147413), (1946, 84236), (3892, 42118), (7784, 21059)]