1298997712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{10867}}^1$

素因数の和:11147

約数の個数: 40

約数和(自身を含む): 2609015552

約数和(自身を除く): 1310017840

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 241, 248, 482, 496, 964, 1928, 3856, 7471, 10867, 14942, 21734, 29884, 43468, 59768, 86936, 119536, 173872, 336877, 673754, 1347508, 2618947, 2695016, 5237894, 5390032, 10475788, 20951576, 41903152, 81187357, 162374714, 324749428, 649498856, 1298997712]

約数ペア:

[(1, 1298997712), (2, 649498856), (4, 324749428), (8, 162374714), (16, 81187357), (31, 41903152), (62, 20951576), (124, 10475788), (241, 5390032), (248, 5237894), (482, 2695016), (496, 2618947), (964, 1347508), (1928, 673754), (3856, 336877), (7471, 173872), (10867, 119536), (14942, 86936), (21734, 59768), (29884, 43468)]