221075595

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 64

約数和(自身を含む): 427714560

約数和(自身を除く): 206638965

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 103, 117, 135, 195, 309, 351, 515, 585, 927, 1223, 1339, 1545, 1755, 2781, 3669, 4017, 4635, 6115, 6695, 11007, 12051, 13905, 15899, 18345, 20085, 33021, 36153, 47697, 55035, 60255, 79495, 125969, 143091, 165105, 180765, 238485, 377907, 429273, 629845, 715455, 1133721, 1637597, 1889535, 2146365, 3401163, 4912791, 5668605, 8187985, 14738373, 17005815, 24563955, 44215119, 73691865, 221075595]

約数ペア:

[(1, 221075595), (3, 73691865), (5, 44215119), (9, 24563955), (13, 17005815), (15, 14738373), (27, 8187985), (39, 5668605), (45, 4912791), (65, 3401163), (103, 2146365), (117, 1889535), (135, 1637597), (195, 1133721), (309, 715455), (351, 629845), (515, 429273), (585, 377907), (927, 238485), (1223, 180765), (1339, 165105), (1545, 143091), (1755, 125969), (2781, 79495), (3669, 60255), (4017, 55035), (4635, 47697), (6115, 36153), (6695, 33021), (11007, 20085), (12051, 18345), (13905, 15899)]