28021812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 81887232

約数和(自身を除く): 53865420

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 67, 78, 84, 91, 134, 156, 182, 201, 268, 273, 364, 383, 402, 469, 546, 766, 804, 871, 938, 1092, 1149, 1407, 1532, 1742, 1876, 2298, 2613, 2681, 2814, 3484, 4596, 4979, 5226, 5362, 5628, 6097, 8043, 9958, 10452, 10724, 12194, 14937, 16086, 18291, 19916, 24388, 25661, 29874, 32172, 34853, 36582, 51322, 59748, 69706, 73164, 76983, 102644, 104559, 139412, 153966, 179627, 209118, 307932, 333593, 359254, 418236, 538881, 667186, 718508, 1000779, 1077762, 1334372, 2001558, 2155524, 2335151, 4003116, 4670302, 7005453, 9340604, 14010906, 28021812]

約数ペア:

[(1, 28021812), (2, 14010906), (3, 9340604), (4, 7005453), (6, 4670302), (7, 4003116), (12, 2335151), (13, 2155524), (14, 2001558), (21, 1334372), (26, 1077762), (28, 1000779), (39, 718508), (42, 667186), (52, 538881), (67, 418236), (78, 359254), (84, 333593), (91, 307932), (134, 209118), (156, 179627), (182, 153966), (201, 139412), (268, 104559), (273, 102644), (364, 76983), (383, 73164), (402, 69706), (469, 59748), (546, 51322), (766, 36582), (804, 34853), (871, 32172), (938, 29874), (1092, 25661), (1149, 24388), (1407, 19916), (1532, 18291), (1742, 16086), (1876, 14937), (2298, 12194), (2613, 10724), (2681, 10452), (2814, 9958), (3484, 8043), (4596, 6097), (4979, 5628), (5226, 5362)]