221314890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{237973}}^1$

素因数の和:238014

約数の個数: 32

約数和(自身を含む): 548292096

約数和(自身を除く): 326977206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 237973, 475946, 713919, 1189865, 1427838, 2379730, 3569595, 7139190, 7377163, 14754326, 22131489, 36885815, 44262978, 73771630, 110657445, 221314890]

約数ペア:

[(1, 221314890), (2, 110657445), (3, 73771630), (5, 44262978), (6, 36885815), (10, 22131489), (15, 14754326), (30, 7377163), (31, 7139190), (62, 3569595), (93, 2379730), (155, 1427838), (186, 1189865), (310, 713919), (465, 475946), (930, 237973)]