1377778882

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 2236695552

約数和(自身を除く): 858916670

約数列:

[1, 2, 19, 38, 97, 103, 191, 194, 206, 361, 382, 722, 1843, 1957, 3629, 3686, 3914, 7258, 9991, 18527, 19673, 19982, 35017, 37054, 37183, 39346, 68951, 70034, 74366, 137902, 189829, 352013, 373787, 379658, 704026, 747574, 1908281, 3606751, 3816562, 6688247, 7101953, 7213502, 13376494, 14203906, 36257339, 72514678, 688889441, 1377778882]

約数ペア:

[(1, 1377778882), (2, 688889441), (19, 72514678), (38, 36257339), (97, 14203906), (103, 13376494), (191, 7213502), (194, 7101953), (206, 6688247), (361, 3816562), (382, 3606751), (722, 1908281), (1843, 747574), (1957, 704026), (3629, 379658), (3686, 373787), (3914, 352013), (7258, 189829), (9991, 137902), (18527, 74366), (19673, 70034), (19982, 68951), (35017, 39346), (37054, 37183)]