139672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 302400

約数和(自身を除く): 162728

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 79, 104, 136, 158, 221, 316, 442, 632, 884, 1027, 1343, 1768, 2054, 2686, 4108, 5372, 8216, 10744, 17459, 34918, 69836, 139672]

約数ペア:

[(1, 139672), (2, 69836), (4, 34918), (8, 17459), (13, 10744), (17, 8216), (26, 5372), (34, 4108), (52, 2686), (68, 2054), (79, 1768), (104, 1343), (136, 1027), (158, 884), (221, 632), (316, 442)]