258020868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3203}}^1$

素因数の和:3361

約数の個数: 72

約数和(自身を含む): 705674592

約数和(自身を除く): 447653724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 959, 1644, 1918, 2877, 3203, 3836, 5754, 6406, 6713, 9609, 11508, 12812, 13426, 19218, 20139, 22421, 26852, 38436, 40278, 44842, 67263, 80556, 89684, 134526, 156947, 269052, 313894, 438811, 470841, 627788, 877622, 941682, 1316433, 1755244, 1883364, 2632866, 3071677, 5265732, 6143354, 9215031, 12286708, 18430062, 21501739, 36860124, 43003478, 64505217, 86006956, 129010434, 258020868]

約数ペア:

[(1, 258020868), (2, 129010434), (3, 86006956), (4, 64505217), (6, 43003478), (7, 36860124), (12, 21501739), (14, 18430062), (21, 12286708), (28, 9215031), (42, 6143354), (49, 5265732), (84, 3071677), (98, 2632866), (137, 1883364), (147, 1755244), (196, 1316433), (274, 941682), (294, 877622), (411, 627788), (548, 470841), (588, 438811), (822, 313894), (959, 269052), (1644, 156947), (1918, 134526), (2877, 89684), (3203, 80556), (3836, 67263), (5754, 44842), (6406, 40278), (6713, 38436), (9609, 26852), (11508, 22421), (12812, 20139), (13426, 19218)]