15948972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 44304624

約数和(自身を除く): 28355652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 643, 689, 954, 1286, 1378, 1908, 1929, 2067, 2572, 2756, 3858, 4134, 5787, 6201, 7716, 8268, 8359, 11574, 12402, 16718, 23148, 24804, 25077, 33436, 34079, 50154, 68158, 75231, 100308, 102237, 136316, 150462, 204474, 300924, 306711, 408948, 443027, 613422, 886054, 1226844, 1329081, 1772108, 2658162, 3987243, 5316324, 7974486, 15948972]

約数ペア:

[(1, 15948972), (2, 7974486), (3, 5316324), (4, 3987243), (6, 2658162), (9, 1772108), (12, 1329081), (13, 1226844), (18, 886054), (26, 613422), (36, 443027), (39, 408948), (52, 306711), (53, 300924), (78, 204474), (106, 150462), (117, 136316), (156, 102237), (159, 100308), (212, 75231), (234, 68158), (318, 50154), (468, 34079), (477, 33436), (636, 25077), (643, 24804), (689, 23148), (954, 16718), (1286, 12402), (1378, 11574), (1908, 8359), (1929, 8268), (2067, 7716), (2572, 6201), (2756, 5787), (3858, 4134)]