404586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:60

約数の個数: 72

約数和(自身を含む): 1141920

約数和(自身を除く): 737334

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 169, 171, 182, 234, 247, 266, 273, 338, 342, 399, 494, 507, 546, 741, 798, 819, 1014, 1183, 1197, 1482, 1521, 1638, 1729, 2223, 2366, 2394, 3042, 3211, 3458, 3549, 4446, 5187, 6422, 7098, 9633, 10374, 10647, 15561, 19266, 21294, 22477, 28899, 31122, 44954, 57798, 67431, 134862, 202293, 404586]

約数ペア:

[(1, 404586), (2, 202293), (3, 134862), (6, 67431), (7, 57798), (9, 44954), (13, 31122), (14, 28899), (18, 22477), (19, 21294), (21, 19266), (26, 15561), (38, 10647), (39, 10374), (42, 9633), (57, 7098), (63, 6422), (78, 5187), (91, 4446), (114, 3549), (117, 3458), (126, 3211), (133, 3042), (169, 2394), (171, 2366), (182, 2223), (234, 1729), (247, 1638), (266, 1521), (273, 1482), (338, 1197), (342, 1183), (399, 1014), (494, 819), (507, 798), (546, 741)]