81364374

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3821}}^1$

素因数の和:3862

約数の個数: 72

約数和(自身を含む): 218220912

約数和(自身を除く): 136856538

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 1014, 1183, 1521, 1638, 2366, 3042, 3549, 3821, 7098, 7642, 10647, 11463, 21294, 22926, 26747, 34389, 49673, 53494, 68778, 80241, 99346, 149019, 160482, 240723, 298038, 347711, 447057, 481446, 645749, 695422, 894114, 1043133, 1291498, 1937247, 2086266, 3129399, 3874494, 4520243, 5811741, 6258798, 9040486, 11623482, 13560729, 27121458, 40682187, 81364374]

約数ペア:

[(1, 81364374), (2, 40682187), (3, 27121458), (6, 13560729), (7, 11623482), (9, 9040486), (13, 6258798), (14, 5811741), (18, 4520243), (21, 3874494), (26, 3129399), (39, 2086266), (42, 1937247), (63, 1291498), (78, 1043133), (91, 894114), (117, 695422), (126, 645749), (169, 481446), (182, 447057), (234, 347711), (273, 298038), (338, 240723), (507, 160482), (546, 149019), (819, 99346), (1014, 80241), (1183, 68778), (1521, 53494), (1638, 49673), (2366, 34389), (3042, 26747), (3549, 22926), (3821, 21294), (7098, 11463), (7642, 10647)]