645230394

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{1033}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 1474070400

約数和(自身を除く): 828840006

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 269, 387, 538, 774, 807, 1033, 1161, 1614, 2066, 2322, 2421, 3099, 4842, 6198, 7263, 9297, 11567, 14526, 18594, 23134, 27891, 34701, 44419, 55782, 69402, 88838, 104103, 133257, 208206, 266514, 277877, 312309, 399771, 555754, 624618, 799542, 833631, 1199313, 1667262, 2398626, 2500893, 5001786, 7502679, 11948711, 15005358, 23897422, 35846133, 71692266, 107538399, 215076798, 322615197, 645230394]

約数ペア:

[(1, 645230394), (2, 322615197), (3, 215076798), (6, 107538399), (9, 71692266), (18, 35846133), (27, 23897422), (43, 15005358), (54, 11948711), (86, 7502679), (129, 5001786), (258, 2500893), (269, 2398626), (387, 1667262), (538, 1199313), (774, 833631), (807, 799542), (1033, 624618), (1161, 555754), (1614, 399771), (2066, 312309), (2322, 277877), (2421, 266514), (3099, 208206), (4842, 133257), (6198, 104103), (7263, 88838), (9297, 69402), (11567, 55782), (14526, 44419), (18594, 34701), (23134, 27891)]