74471404

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 152570880

約数和(自身を除く): 78099476

約数列:

[1, 2, 4, 7, 14, 28, 79, 131, 158, 257, 262, 316, 514, 524, 553, 917, 1028, 1106, 1799, 1834, 2212, 3598, 3668, 7196, 10349, 20303, 20698, 33667, 40606, 41396, 67334, 72443, 81212, 134668, 142121, 144886, 235669, 284242, 289772, 471338, 568484, 942676, 2659693, 5319386, 10638772, 18617851, 37235702, 74471404]

約数ペア:

[(1, 74471404), (2, 37235702), (4, 18617851), (7, 10638772), (14, 5319386), (28, 2659693), (79, 942676), (131, 568484), (158, 471338), (257, 289772), (262, 284242), (316, 235669), (514, 144886), (524, 142121), (553, 134668), (917, 81212), (1028, 72443), (1106, 67334), (1799, 41396), (1834, 40606), (2212, 33667), (3598, 20698), (3668, 20303), (7196, 10349)]