331054984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 691387200

約数和(自身を除く): 360332216

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 227, 296, 379, 454, 481, 758, 908, 962, 1516, 1816, 1924, 2951, 3032, 3848, 4927, 5902, 8399, 9854, 11804, 14023, 16798, 19708, 23608, 28046, 33596, 39416, 56092, 67192, 86033, 109187, 112184, 172066, 182299, 218374, 344132, 364598, 436748, 688264, 729196, 873496, 1118429, 1458392, 2236858, 3183221, 4473716, 6366442, 8947432, 12732884, 25465768, 41381873, 82763746, 165527492, 331054984]

約数ペア:

[(1, 331054984), (2, 165527492), (4, 82763746), (8, 41381873), (13, 25465768), (26, 12732884), (37, 8947432), (52, 6366442), (74, 4473716), (104, 3183221), (148, 2236858), (227, 1458392), (296, 1118429), (379, 873496), (454, 729196), (481, 688264), (758, 436748), (908, 364598), (962, 344132), (1516, 218374), (1816, 182299), (1924, 172066), (2951, 112184), (3032, 109187), (3848, 86033), (4927, 67192), (5902, 56092), (8399, 39416), (9854, 33596), (11804, 28046), (14023, 23608), (16798, 19708)]