81211494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2521}}^1$

素因数の和:2605

約数の個数: 64

約数和(自身を含む): 203374080

約数和(自身を除く): 122162586

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 59, 78, 91, 118, 177, 182, 273, 354, 413, 546, 767, 826, 1239, 1534, 2301, 2478, 2521, 4602, 5042, 5369, 7563, 10738, 15126, 16107, 17647, 32214, 32773, 35294, 52941, 65546, 98319, 105882, 148739, 196638, 229411, 297478, 446217, 458822, 688233, 892434, 1041173, 1376466, 1933607, 2082346, 3123519, 3867214, 5800821, 6247038, 11601642, 13535249, 27070498, 40605747, 81211494]

約数ペア:

[(1, 81211494), (2, 40605747), (3, 27070498), (6, 13535249), (7, 11601642), (13, 6247038), (14, 5800821), (21, 3867214), (26, 3123519), (39, 2082346), (42, 1933607), (59, 1376466), (78, 1041173), (91, 892434), (118, 688233), (177, 458822), (182, 446217), (273, 297478), (354, 229411), (413, 196638), (546, 148739), (767, 105882), (826, 98319), (1239, 65546), (1534, 52941), (2301, 35294), (2478, 32773), (2521, 32214), (4602, 17647), (5042, 16107), (5369, 15126), (7563, 10738)]