87643458

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 120

約数和(自身を含む): 233477244

約数和(自身を除く): 145833786

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 61, 63, 81, 98, 122, 126, 147, 162, 181, 183, 189, 294, 362, 366, 378, 427, 441, 543, 549, 567, 854, 882, 1086, 1098, 1134, 1267, 1281, 1323, 1629, 1647, 2534, 2562, 2646, 2989, 3258, 3294, 3801, 3843, 3969, 4887, 4941, 5978, 7602, 7686, 7938, 8869, 8967, 9774, 9882, 11041, 11403, 11529, 14661, 17738, 17934, 22082, 22806, 23058, 26607, 26901, 29322, 33123, 34209, 34587, 53214, 53802, 66246, 68418, 69174, 77287, 79821, 80703, 99369, 102627, 154574, 159642, 161406, 198738, 205254, 231861, 239463, 242109, 298107, 463722, 478926, 484218, 541009, 596214, 695583, 718389, 894321, 1082018, 1391166, 1436778, 1623027, 1788642, 2086749, 3246054, 4173498, 4869081, 6260247, 9738162, 12520494, 14607243, 29214486, 43821729, 87643458]

約数ペア:

[(1, 87643458), (2, 43821729), (3, 29214486), (6, 14607243), (7, 12520494), (9, 9738162), (14, 6260247), (18, 4869081), (21, 4173498), (27, 3246054), (42, 2086749), (49, 1788642), (54, 1623027), (61, 1436778), (63, 1391166), (81, 1082018), (98, 894321), (122, 718389), (126, 695583), (147, 596214), (162, 541009), (181, 484218), (183, 478926), (189, 463722), (294, 298107), (362, 242109), (366, 239463), (378, 231861), (427, 205254), (441, 198738), (543, 161406), (549, 159642), (567, 154574), (854, 102627), (882, 99369), (1086, 80703), (1098, 79821), (1134, 77287), (1267, 69174), (1281, 68418), (1323, 66246), (1629, 53802), (1647, 53214), (2534, 34587), (2562, 34209), (2646, 33123), (2989, 29322), (3258, 26901), (3294, 26607), (3801, 23058), (3843, 22806), (3969, 22082), (4887, 17934), (4941, 17738), (5978, 14661), (7602, 11529), (7686, 11403), (7938, 11041), (8869, 9882), (8967, 9774)]