221251216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1453}}^1$

素因数の和:1799

約数の個数: 40

約数和(自身を含む): 444249344

約数和(自身を除く): 222998128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 307, 496, 614, 1228, 1453, 2456, 2906, 4912, 5812, 9517, 11624, 19034, 23248, 38068, 45043, 76136, 90086, 152272, 180172, 360344, 446071, 720688, 892142, 1784284, 3568568, 7137136, 13828201, 27656402, 55312804, 110625608, 221251216]

約数ペア:

[(1, 221251216), (2, 110625608), (4, 55312804), (8, 27656402), (16, 13828201), (31, 7137136), (62, 3568568), (124, 1784284), (248, 892142), (307, 720688), (496, 446071), (614, 360344), (1228, 180172), (1453, 152272), (2456, 90086), (2906, 76136), (4912, 45043), (5812, 38068), (9517, 23248), (11624, 19034)]