31906212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 86873472

約数和(自身を除く): 54967260

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 53, 68, 78, 102, 106, 156, 159, 204, 212, 221, 227, 318, 442, 454, 636, 663, 681, 689, 884, 901, 908, 1326, 1362, 1378, 1802, 2067, 2652, 2703, 2724, 2756, 2951, 3604, 3859, 4134, 5406, 5902, 7718, 8268, 8853, 10812, 11577, 11713, 11804, 12031, 15436, 17706, 23154, 23426, 24062, 35139, 35412, 36093, 46308, 46852, 48124, 50167, 70278, 72186, 100334, 140556, 144372, 150501, 156403, 200668, 204527, 301002, 312806, 409054, 469209, 602004, 613581, 625612, 818108, 938418, 1227162, 1876836, 2454324, 2658851, 5317702, 7976553, 10635404, 15953106, 31906212]

約数ペア:

[(1, 31906212), (2, 15953106), (3, 10635404), (4, 7976553), (6, 5317702), (12, 2658851), (13, 2454324), (17, 1876836), (26, 1227162), (34, 938418), (39, 818108), (51, 625612), (52, 613581), (53, 602004), (68, 469209), (78, 409054), (102, 312806), (106, 301002), (156, 204527), (159, 200668), (204, 156403), (212, 150501), (221, 144372), (227, 140556), (318, 100334), (442, 72186), (454, 70278), (636, 50167), (663, 48124), (681, 46852), (689, 46308), (884, 36093), (901, 35412), (908, 35139), (1326, 24062), (1362, 23426), (1378, 23154), (1802, 17706), (2067, 15436), (2652, 12031), (2703, 11804), (2724, 11713), (2756, 11577), (2951, 10812), (3604, 8853), (3859, 8268), (4134, 7718), (5406, 5902)]