138623630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{447173}}^1$

素因数の和:447211

約数の個数: 16

約数和(自身を含む): 257572224

約数和(自身を除く): 118948594

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 447173, 894346, 2235865, 4471730, 13862363, 27724726, 69311815, 138623630]

約数ペア:

[(1, 138623630), (2, 69311815), (5, 27724726), (10, 13862363), (31, 4471730), (62, 2235865), (155, 894346), (310, 447173)]