19015425

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 41247360

約数和(自身を除く): 22231935

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 65, 75, 99, 117, 135, 143, 165, 195, 197, 225, 275, 297, 325, 351, 429, 495, 585, 591, 675, 715, 825, 975, 985, 1287, 1485, 1755, 1773, 2145, 2167, 2475, 2561, 2925, 2955, 3575, 3861, 4925, 5319, 6435, 6501, 7425, 7683, 8775, 8865, 10725, 10835, 12805, 14775, 19305, 19503, 23049, 26595, 28171, 32175, 32505, 38415, 44325, 54175, 58509, 64025, 69147, 84513, 96525, 97515, 115245, 132975, 140855, 162525, 192075, 253539, 292545, 345735, 422565, 487575, 576225, 704275, 760617, 1267695, 1462725, 1728675, 2112825, 3803085, 6338475, 19015425]

約数ペア:

[(1, 19015425), (3, 6338475), (5, 3803085), (9, 2112825), (11, 1728675), (13, 1462725), (15, 1267695), (25, 760617), (27, 704275), (33, 576225), (39, 487575), (45, 422565), (55, 345735), (65, 292545), (75, 253539), (99, 192075), (117, 162525), (135, 140855), (143, 132975), (165, 115245), (195, 97515), (197, 96525), (225, 84513), (275, 69147), (297, 64025), (325, 58509), (351, 54175), (429, 44325), (495, 38415), (585, 32505), (591, 32175), (675, 28171), (715, 26595), (825, 23049), (975, 19503), (985, 19305), (1287, 14775), (1485, 12805), (1755, 10835), (1773, 10725), (2145, 8865), (2167, 8775), (2475, 7683), (2561, 7425), (2925, 6501), (2955, 6435), (3575, 5319), (3861, 4925)]