71286918

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 151077888

約数和(自身を除く): 79790970

約数列:

[1, 2, 3, 6, 31, 61, 62, 93, 103, 122, 183, 186, 206, 309, 366, 618, 1891, 3193, 3721, 3782, 5673, 6283, 6386, 7442, 9579, 11163, 11346, 12566, 18849, 19158, 22326, 37698, 115351, 194773, 230702, 346053, 383263, 389546, 584319, 692106, 766526, 1149789, 1168638, 2299578, 11881153, 23762306, 35643459, 71286918]

約数ペア:

[(1, 71286918), (2, 35643459), (3, 23762306), (6, 11881153), (31, 2299578), (61, 1168638), (62, 1149789), (93, 766526), (103, 692106), (122, 584319), (183, 389546), (186, 383263), (206, 346053), (309, 230702), (366, 194773), (618, 115351), (1891, 37698), (3193, 22326), (3721, 19158), (3782, 18849), (5673, 12566), (6283, 11346), (6386, 11163), (7442, 9579)]