977891122

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1103}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 1653429888

約数和(自身を除く): 675538766

約数列:

[1, 2, 13, 26, 43, 61, 86, 122, 169, 338, 559, 793, 1103, 1118, 1586, 2206, 2623, 5246, 7267, 10309, 14339, 14534, 20618, 28678, 34099, 47429, 67283, 68198, 94858, 134566, 186407, 372814, 443287, 616577, 874679, 886574, 1233154, 1749358, 2893169, 5786338, 8015501, 11370827, 16031002, 22741654, 37611197, 75222394, 488945561, 977891122]

約数ペア:

[(1, 977891122), (2, 488945561), (13, 75222394), (26, 37611197), (43, 22741654), (61, 16031002), (86, 11370827), (122, 8015501), (169, 5786338), (338, 2893169), (559, 1749358), (793, 1233154), (1103, 886574), (1118, 874679), (1586, 616577), (2206, 443287), (2623, 372814), (5246, 186407), (7267, 134566), (10309, 94858), (14339, 68198), (14534, 67283), (20618, 47429), (28678, 34099)]