381839978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 625895424

約数和(自身を除く): 244055446

約数列:

[1, 2, 13, 26, 127, 197, 254, 394, 587, 1174, 1651, 2561, 3302, 5122, 7631, 15262, 25019, 50038, 74549, 115639, 149098, 231278, 325247, 650494, 969137, 1503307, 1938274, 3006614, 14686153, 29372306, 190919989, 381839978]

約数ペア:

[(1, 381839978), (2, 190919989), (13, 29372306), (26, 14686153), (127, 3006614), (197, 1938274), (254, 1503307), (394, 969137), (587, 650494), (1174, 325247), (1651, 231278), (2561, 149098), (3302, 115639), (5122, 74549), (7631, 50038), (15262, 25019)]