28633275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 29862981

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 503, 575, 759, 825, 1035, 1265, 1509, 1725, 2277, 2475, 2515, 3795, 4527, 5175, 5533, 6325, 7545, 11385, 11569, 12575, 16599, 18975, 22635, 27665, 34707, 37725, 49797, 56925, 57845, 82995, 104121, 113175, 127259, 138325, 173535, 248985, 289225, 381777, 414975, 520605, 636295, 867675, 1145331, 1244925, 1908885, 2603025, 3181475, 5726655, 9544425, 28633275]

約数ペア:

[(1, 28633275), (3, 9544425), (5, 5726655), (9, 3181475), (11, 2603025), (15, 1908885), (23, 1244925), (25, 1145331), (33, 867675), (45, 636295), (55, 520605), (69, 414975), (75, 381777), (99, 289225), (115, 248985), (165, 173535), (207, 138325), (225, 127259), (253, 113175), (275, 104121), (345, 82995), (495, 57845), (503, 56925), (575, 49797), (759, 37725), (825, 34707), (1035, 27665), (1265, 22635), (1509, 18975), (1725, 16599), (2277, 12575), (2475, 11569), (2515, 11385), (3795, 7545), (4527, 6325), (5175, 5533)]