28910910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4489

約数の個数: 64

約数和(自身を含む): 81874944

約数和(自身を除く): 52964034

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 4441, 6510, 8882, 13323, 22205, 26646, 31087, 44410, 62174, 66615, 93261, 133230, 137671, 155435, 186522, 275342, 310870, 413013, 466305, 688355, 826026, 932610, 963697, 1376710, 1927394, 2065065, 2891091, 4130130, 4818485, 5782182, 9636970, 14455455, 28910910]

約数ペア:

[(1, 28910910), (2, 14455455), (3, 9636970), (5, 5782182), (6, 4818485), (7, 4130130), (10, 2891091), (14, 2065065), (15, 1927394), (21, 1376710), (30, 963697), (31, 932610), (35, 826026), (42, 688355), (62, 466305), (70, 413013), (93, 310870), (105, 275342), (155, 186522), (186, 155435), (210, 137671), (217, 133230), (310, 93261), (434, 66615), (465, 62174), (651, 44410), (930, 31087), (1085, 26646), (1302, 22205), (2170, 13323), (3255, 8882), (4441, 6510)]