1331516992

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{2131}}^1$

素因数の和:2907

約数の個数: 56

約数和(自身を含む): 2850603392

約数和(自身を除く): 1519086400

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 751, 832, 1502, 2131, 3004, 4262, 6008, 8524, 9763, 12016, 17048, 19526, 24032, 27703, 34096, 39052, 48064, 55406, 68192, 78104, 110812, 136384, 156208, 221624, 312416, 443248, 624832, 886496, 1600381, 1772992, 3200762, 6401524, 12803048, 20804953, 25606096, 41609906, 51212192, 83219812, 102424384, 166439624, 332879248, 665758496, 1331516992]

約数ペア:

[(1, 1331516992), (2, 665758496), (4, 332879248), (8, 166439624), (13, 102424384), (16, 83219812), (26, 51212192), (32, 41609906), (52, 25606096), (64, 20804953), (104, 12803048), (208, 6401524), (416, 3200762), (751, 1772992), (832, 1600381), (1502, 886496), (2131, 624832), (3004, 443248), (4262, 312416), (6008, 221624), (8524, 156208), (9763, 136384), (12016, 110812), (17048, 78104), (19526, 68192), (24032, 55406), (27703, 48064), (34096, 39052)]