28149212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4549}}^1$

素因数の和:4590

約数の個数: 48

約数和(自身を含む): 64209600

約数和(自身を除く): 36060388

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 4549, 6188, 9098, 18196, 31843, 59137, 63686, 77333, 118274, 127372, 154666, 236548, 309332, 413959, 541331, 827918, 1005329, 1082662, 1655836, 2010658, 2165324, 4021316, 7037303, 14074606, 28149212]

約数ペア:

[(1, 28149212), (2, 14074606), (4, 7037303), (7, 4021316), (13, 2165324), (14, 2010658), (17, 1655836), (26, 1082662), (28, 1005329), (34, 827918), (52, 541331), (68, 413959), (91, 309332), (119, 236548), (182, 154666), (221, 127372), (238, 118274), (364, 77333), (442, 63686), (476, 59137), (884, 31843), (1547, 18196), (3094, 9098), (4549, 6188)]