222495990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239243}}^1$

素因数の和:239284

約数の個数: 32

約数和(自身を含む): 551218176

約数和(自身を除く): 328722186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 239243, 478486, 717729, 1196215, 1435458, 2392430, 3588645, 7177290, 7416533, 14833066, 22249599, 37082665, 44499198, 74165330, 111247995, 222495990]

約数ペア:

[(1, 222495990), (2, 111247995), (3, 74165330), (5, 44499198), (6, 37082665), (10, 22249599), (15, 14833066), (30, 7416533), (31, 7177290), (62, 3588645), (93, 2392430), (155, 1435458), (186, 1196215), (310, 717729), (465, 478486), (930, 239243)]