221486130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{820319}}^1$

素因数の和:820335

約数の個数: 32

約数和(自身を含む): 590630400

約数和(自身を除く): 369144270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 820319, 1640638, 2460957, 4101595, 4921914, 7382871, 8203190, 12304785, 14765742, 22148613, 24609570, 36914355, 44297226, 73828710, 110743065, 221486130]

約数ペア:

[(1, 221486130), (2, 110743065), (3, 73828710), (5, 44297226), (6, 36914355), (9, 24609570), (10, 22148613), (15, 14765742), (18, 12304785), (27, 8203190), (30, 7382871), (45, 4921914), (54, 4101595), (90, 2460957), (135, 1640638), (270, 820319)]