388889190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3271}}^1$

素因数の和:4605

約数の個数: 48

約数和(自身を含む): 1012186656

約数和(自身を除く): 623297466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1321, 2642, 3271, 3963, 6542, 6605, 7926, 9813, 11889, 13210, 16355, 19626, 19815, 23778, 29439, 32710, 39630, 49065, 58878, 59445, 98130, 118890, 147195, 294390, 4320991, 8641982, 12962973, 21604955, 25925946, 38888919, 43209910, 64814865, 77777838, 129629730, 194444595, 388889190]

約数ペア:

[(1, 388889190), (2, 194444595), (3, 129629730), (5, 77777838), (6, 64814865), (9, 43209910), (10, 38888919), (15, 25925946), (18, 21604955), (30, 12962973), (45, 8641982), (90, 4320991), (1321, 294390), (2642, 147195), (3271, 118890), (3963, 98130), (6542, 59445), (6605, 58878), (7926, 49065), (9813, 39630), (11889, 32710), (13210, 29439), (16355, 23778), (19626, 19815)]