678606435

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 1323241920

約数和(自身を除く): 644635485

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 53, 65, 117, 129, 159, 195, 215, 265, 387, 477, 509, 559, 585, 645, 689, 795, 1527, 1677, 1935, 2067, 2279, 2385, 2545, 2795, 3445, 4581, 5031, 6201, 6617, 6837, 7635, 8385, 10335, 11395, 19851, 20511, 21887, 22905, 25155, 26977, 29627, 31005, 33085, 34185, 59553, 65661, 80931, 88881, 99255, 102555, 109435, 134885, 148135, 196983, 242793, 266643, 284531, 297765, 328305, 350701, 404655, 444405, 853593, 984915, 1052103, 1160011, 1213965, 1333215, 1422655, 1753505, 2560779, 3156309, 3480033, 4267965, 5260515, 5800055, 10440099, 12803895, 15080143, 15781545, 17400165, 45240429, 52200495, 75400715, 135721287, 226202145, 678606435]

約数ペア:

[(1, 678606435), (3, 226202145), (5, 135721287), (9, 75400715), (13, 52200495), (15, 45240429), (39, 17400165), (43, 15781545), (45, 15080143), (53, 12803895), (65, 10440099), (117, 5800055), (129, 5260515), (159, 4267965), (195, 3480033), (215, 3156309), (265, 2560779), (387, 1753505), (477, 1422655), (509, 1333215), (559, 1213965), (585, 1160011), (645, 1052103), (689, 984915), (795, 853593), (1527, 444405), (1677, 404655), (1935, 350701), (2067, 328305), (2279, 297765), (2385, 284531), (2545, 266643), (2795, 242793), (3445, 196983), (4581, 148135), (5031, 134885), (6201, 109435), (6617, 102555), (6837, 99255), (7635, 88881), (8385, 80931), (10335, 65661), (11395, 59553), (19851, 34185), (20511, 33085), (21887, 31005), (22905, 29627), (25155, 26977)]