257192244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{727}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 674139648

約数和(自身を除く): 416947404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 317, 372, 558, 634, 727, 951, 1116, 1268, 1454, 1902, 2181, 2853, 2908, 3804, 4362, 5706, 6543, 8724, 9827, 11412, 13086, 19654, 22537, 26172, 29481, 39308, 45074, 58962, 67611, 88443, 90148, 117924, 135222, 176886, 202833, 230459, 270444, 353772, 405666, 460918, 691377, 811332, 921836, 1382754, 2074131, 2765508, 4148262, 7144229, 8296524, 14288458, 21432687, 28576916, 42865374, 64298061, 85730748, 128596122, 257192244]

約数ペア:

[(1, 257192244), (2, 128596122), (3, 85730748), (4, 64298061), (6, 42865374), (9, 28576916), (12, 21432687), (18, 14288458), (31, 8296524), (36, 7144229), (62, 4148262), (93, 2765508), (124, 2074131), (186, 1382754), (279, 921836), (317, 811332), (372, 691377), (558, 460918), (634, 405666), (727, 353772), (951, 270444), (1116, 230459), (1268, 202833), (1454, 176886), (1902, 135222), (2181, 117924), (2853, 90148), (2908, 88443), (3804, 67611), (4362, 58962), (5706, 45074), (6543, 39308), (8724, 29481), (9827, 26172), (11412, 22537), (13086, 19654)]