28912718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 18261682

約数列:

[1, 2, 19, 38, 83, 89, 103, 166, 178, 206, 1577, 1691, 1957, 3154, 3382, 3914, 7387, 8549, 9167, 14774, 17098, 18334, 140353, 162431, 174173, 280706, 324862, 348346, 760861, 1521722, 14456359, 28912718]

約数ペア:

[(1, 28912718), (2, 14456359), (19, 1521722), (38, 760861), (83, 348346), (89, 324862), (103, 280706), (166, 174173), (178, 162431), (206, 140353), (1577, 18334), (1691, 17098), (1957, 14774), (3154, 9167), (3382, 8549), (3914, 7387)]