13878228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 26764332

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 71, 78, 84, 91, 142, 156, 179, 182, 213, 273, 284, 358, 364, 426, 497, 537, 546, 716, 852, 923, 994, 1074, 1092, 1253, 1491, 1846, 1988, 2148, 2327, 2506, 2769, 2982, 3692, 3759, 4654, 5012, 5538, 5964, 6461, 6981, 7518, 9308, 11076, 12709, 12922, 13962, 15036, 16289, 19383, 25418, 25844, 27924, 32578, 38127, 38766, 48867, 50836, 65156, 76254, 77532, 88963, 97734, 152508, 165217, 177926, 195468, 266889, 330434, 355852, 495651, 533778, 660868, 991302, 1067556, 1156519, 1982604, 2313038, 3469557, 4626076, 6939114, 13878228]

約数ペア:

[(1, 13878228), (2, 6939114), (3, 4626076), (4, 3469557), (6, 2313038), (7, 1982604), (12, 1156519), (13, 1067556), (14, 991302), (21, 660868), (26, 533778), (28, 495651), (39, 355852), (42, 330434), (52, 266889), (71, 195468), (78, 177926), (84, 165217), (91, 152508), (142, 97734), (156, 88963), (179, 77532), (182, 76254), (213, 65156), (273, 50836), (284, 48867), (358, 38766), (364, 38127), (426, 32578), (497, 27924), (537, 25844), (546, 25418), (716, 19383), (852, 16289), (923, 15036), (994, 13962), (1074, 12922), (1092, 12709), (1253, 11076), (1491, 9308), (1846, 7518), (1988, 6981), (2148, 6461), (2327, 5964), (2506, 5538), (2769, 5012), (2982, 4654), (3692, 3759)]