2054291757

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 3290112000

約数和(自身を除く): 1235820243

約数列:

[1, 3, 7, 21, 41, 67, 123, 149, 201, 239, 287, 447, 469, 717, 861, 1043, 1407, 1673, 2747, 3129, 5019, 6109, 8241, 9799, 9983, 16013, 18327, 19229, 29397, 29949, 35611, 42763, 48039, 57687, 68593, 69881, 106833, 112091, 128289, 205779, 209643, 249277, 336273, 409303, 656533, 747831, 1227909, 1460051, 1969599, 2385937, 2865121, 4380153, 4595731, 7157811, 8595363, 10220357, 13787193, 16701559, 30661071, 50104677, 97823417, 293470251, 684763919, 2054291757]

約数ペア:

[(1, 2054291757), (3, 684763919), (7, 293470251), (21, 97823417), (41, 50104677), (67, 30661071), (123, 16701559), (149, 13787193), (201, 10220357), (239, 8595363), (287, 7157811), (447, 4595731), (469, 4380153), (717, 2865121), (861, 2385937), (1043, 1969599), (1407, 1460051), (1673, 1227909), (2747, 747831), (3129, 656533), (5019, 409303), (6109, 336273), (8241, 249277), (9799, 209643), (9983, 205779), (16013, 128289), (18327, 112091), (19229, 106833), (29397, 69881), (29949, 68593), (35611, 57687), (42763, 48039)]