81463473

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5851}}^1$

素因数の和:5894

約数の個数: 48

約数和(自身を含む): 153369216

約数和(自身を除く): 71905743

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 5851, 13923, 17553, 40957, 52659, 76063, 99467, 122871, 228189, 298401, 368613, 532441, 684567, 696269, 895203, 1293071, 1597323, 2088807, 3879213, 4791969, 6266421, 9051497, 11637639, 27154491, 81463473]

約数ペア:

[(1, 81463473), (3, 27154491), (7, 11637639), (9, 9051497), (13, 6266421), (17, 4791969), (21, 3879213), (39, 2088807), (51, 1597323), (63, 1293071), (91, 895203), (117, 696269), (119, 684567), (153, 532441), (221, 368613), (273, 298401), (357, 228189), (663, 122871), (819, 99467), (1071, 76063), (1547, 52659), (1989, 40957), (4641, 17553), (5851, 13923)]