201475989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4231}}^1$

素因数の和:4298

約数の個数: 48

約数和(自身を含む): 351222144

約数和(自身を除く): 149746155

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 407, 429, 481, 1221, 1287, 1443, 3663, 4231, 4329, 5291, 12693, 15873, 38079, 46541, 47619, 55003, 139623, 156547, 165009, 418869, 469641, 495027, 605033, 1408923, 1722017, 1815099, 2035111, 5166051, 5445297, 6105333, 15498153, 18315999, 22386221, 67158663, 201475989]

約数ペア:

[(1, 201475989), (3, 67158663), (9, 22386221), (11, 18315999), (13, 15498153), (33, 6105333), (37, 5445297), (39, 5166051), (99, 2035111), (111, 1815099), (117, 1722017), (143, 1408923), (333, 605033), (407, 495027), (429, 469641), (481, 418869), (1221, 165009), (1287, 156547), (1443, 139623), (3663, 55003), (4231, 47619), (4329, 46541), (5291, 38079), (12693, 15873)]