42047187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 31496493

約数列:

[1, 3, 7, 13, 21, 29, 39, 47, 87, 91, 113, 141, 203, 273, 329, 339, 377, 609, 611, 791, 987, 1131, 1363, 1469, 1833, 2373, 2639, 3277, 4089, 4277, 4407, 5311, 7917, 9541, 9831, 10283, 12831, 15933, 17719, 22939, 28623, 30849, 37177, 42601, 53157, 68817, 69043, 111531, 124033, 127803, 154019, 207129, 298207, 372099, 462057, 483301, 894621, 1078133, 1449903, 2002247, 3234399, 6006741, 14015729, 42047187]

約数ペア:

[(1, 42047187), (3, 14015729), (7, 6006741), (13, 3234399), (21, 2002247), (29, 1449903), (39, 1078133), (47, 894621), (87, 483301), (91, 462057), (113, 372099), (141, 298207), (203, 207129), (273, 154019), (329, 127803), (339, 124033), (377, 111531), (609, 69043), (611, 68817), (791, 53157), (987, 42601), (1131, 37177), (1363, 30849), (1469, 28623), (1833, 22939), (2373, 17719), (2639, 15933), (3277, 12831), (4089, 10283), (4277, 9831), (4407, 9541), (5311, 7917)]