991215408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1086859}}^1$

素因数の和:1086889

約数の個数: 40

約数和(自身を含む): 2695412800

約数和(自身を除く): 1704197392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 1086859, 2173718, 3260577, 4347436, 6521154, 8694872, 13042308, 17389744, 20650321, 26084616, 41300642, 52169232, 61950963, 82601284, 123901926, 165202568, 247803852, 330405136, 495607704, 991215408]

約数ペア:

[(1, 991215408), (2, 495607704), (3, 330405136), (4, 247803852), (6, 165202568), (8, 123901926), (12, 82601284), (16, 61950963), (19, 52169232), (24, 41300642), (38, 26084616), (48, 20650321), (57, 17389744), (76, 13042308), (114, 8694872), (152, 6521154), (228, 4347436), (304, 3260577), (456, 2173718), (912, 1086859)]