254885358

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1407

約数の個数: 80

約数和(自身を含む): 640913616

約数和(自身を除く): 386028258

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 343, 546, 637, 686, 1029, 1274, 1361, 1911, 2058, 2401, 2722, 3822, 4083, 4459, 4802, 7203, 8166, 8918, 9527, 13377, 14406, 17693, 19054, 26754, 28581, 31213, 35386, 53079, 57162, 62426, 66689, 93639, 106158, 123851, 133378, 187278, 200067, 247702, 371553, 400134, 466823, 743106, 866957, 933646, 1400469, 1733914, 2600871, 2800938, 3267761, 5201742, 6068699, 6535522, 9803283, 12137398, 18206097, 19606566, 36412194, 42480893, 84961786, 127442679, 254885358]

約数ペア:

[(1, 254885358), (2, 127442679), (3, 84961786), (6, 42480893), (7, 36412194), (13, 19606566), (14, 18206097), (21, 12137398), (26, 9803283), (39, 6535522), (42, 6068699), (49, 5201742), (78, 3267761), (91, 2800938), (98, 2600871), (147, 1733914), (182, 1400469), (273, 933646), (294, 866957), (343, 743106), (546, 466823), (637, 400134), (686, 371553), (1029, 247702), (1274, 200067), (1361, 187278), (1911, 133378), (2058, 123851), (2401, 106158), (2722, 93639), (3822, 66689), (4083, 62426), (4459, 57162), (4802, 53079), (7203, 35386), (8166, 31213), (8918, 28581), (9527, 26754), (13377, 19054), (14406, 17693)]