27958170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21673}}^1$

素因数の和:21726

約数の個数: 32

約数和(自身を含む): 68663232

約数和(自身を除く): 40705062

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21673, 43346, 65019, 108365, 130038, 216730, 325095, 650190, 931939, 1863878, 2795817, 4659695, 5591634, 9319390, 13979085, 27958170]

約数ペア:

[(1, 27958170), (2, 13979085), (3, 9319390), (5, 5591634), (6, 4659695), (10, 2795817), (15, 1863878), (30, 931939), (43, 650190), (86, 325095), (129, 216730), (215, 130038), (258, 108365), (430, 65019), (645, 43346), (1290, 21673)]