221547390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{238223}}^1$

素因数の和:238264

約数の個数: 32

約数和(自身を含む): 548868096

約数和(自身を除く): 327320706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 238223, 476446, 714669, 1191115, 1429338, 2382230, 3573345, 7146690, 7384913, 14769826, 22154739, 36924565, 44309478, 73849130, 110773695, 221547390]

約数ペア:

[(1, 221547390), (2, 110773695), (3, 73849130), (5, 44309478), (6, 36924565), (10, 22154739), (15, 14769826), (30, 7384913), (31, 7146690), (62, 3573345), (93, 2382230), (155, 1429338), (186, 1191115), (310, 714669), (465, 476446), (930, 238223)]