223456492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2819}}^1$

素因数の和:2998

約数の個数: 48

約数和(自身を含む): 473760000

約数和(自身を除く): 250303508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 1043, 2086, 2819, 2831, 4172, 5638, 5662, 11276, 11324, 19733, 19817, 39466, 39634, 53561, 78932, 79268, 107122, 214244, 374927, 420031, 749854, 840062, 1499708, 1680124, 2940217, 5880434, 7980589, 11760868, 15961178, 31922356, 55864123, 111728246, 223456492]

約数ペア:

[(1, 223456492), (2, 111728246), (4, 55864123), (7, 31922356), (14, 15961178), (19, 11760868), (28, 7980589), (38, 5880434), (76, 2940217), (133, 1680124), (149, 1499708), (266, 840062), (298, 749854), (532, 420031), (596, 374927), (1043, 214244), (2086, 107122), (2819, 79268), (2831, 78932), (4172, 53561), (5638, 39634), (5662, 39466), (11276, 19817), (11324, 19733)]