131423916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 341510400

約数和(自身を除く): 210086484

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 109, 118, 131, 156, 177, 218, 236, 262, 327, 354, 393, 436, 524, 654, 708, 767, 786, 1308, 1417, 1534, 1572, 1703, 2301, 2834, 3068, 3406, 4251, 4602, 5109, 5668, 6431, 6812, 7729, 8502, 9204, 10218, 12862, 14279, 15458, 17004, 19293, 20436, 23187, 25724, 28558, 30916, 38586, 42837, 46374, 57116, 77172, 83603, 85674, 92748, 100477, 167206, 171348, 185627, 200954, 250809, 301431, 334412, 371254, 401908, 501618, 556881, 602862, 742508, 842461, 1003236, 1113762, 1205724, 1684922, 2227524, 2527383, 3369844, 5054766, 10109532, 10951993, 21903986, 32855979, 43807972, 65711958, 131423916]

約数ペア:

[(1, 131423916), (2, 65711958), (3, 43807972), (4, 32855979), (6, 21903986), (12, 10951993), (13, 10109532), (26, 5054766), (39, 3369844), (52, 2527383), (59, 2227524), (78, 1684922), (109, 1205724), (118, 1113762), (131, 1003236), (156, 842461), (177, 742508), (218, 602862), (236, 556881), (262, 501618), (327, 401908), (354, 371254), (393, 334412), (436, 301431), (524, 250809), (654, 200954), (708, 185627), (767, 171348), (786, 167206), (1308, 100477), (1417, 92748), (1534, 85674), (1572, 83603), (1703, 77172), (2301, 57116), (2834, 46374), (3068, 42837), (3406, 38586), (4251, 30916), (4602, 28558), (5109, 25724), (5668, 23187), (6431, 20436), (6812, 19293), (7729, 17004), (8502, 15458), (9204, 14279), (10218, 12862)]