51635205

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 98496000

約数和(自身を除く): 46860795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 149, 151, 153, 255, 447, 453, 459, 745, 755, 765, 1341, 1359, 2235, 2265, 2295, 2533, 2567, 4023, 4077, 6705, 6795, 7599, 7701, 12665, 12835, 20115, 20385, 22499, 22797, 23103, 37995, 38505, 67497, 68391, 69309, 112495, 113985, 115515, 202491, 337485, 341955, 346545, 382483, 607473, 1012455, 1147449, 1912415, 3037365, 3442347, 5737245, 10327041, 17211735, 51635205]

約数ペア:

[(1, 51635205), (3, 17211735), (5, 10327041), (9, 5737245), (15, 3442347), (17, 3037365), (27, 1912415), (45, 1147449), (51, 1012455), (85, 607473), (135, 382483), (149, 346545), (151, 341955), (153, 337485), (255, 202491), (447, 115515), (453, 113985), (459, 112495), (745, 69309), (755, 68391), (765, 67497), (1341, 38505), (1359, 37995), (2235, 23103), (2265, 22797), (2295, 22499), (2533, 20385), (2567, 20115), (4023, 12835), (4077, 12665), (6705, 7701), (6795, 7599)]