19068075

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 39372480

約数和(自身を除く): 20304405

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 41, 45, 53, 65, 75, 117, 123, 135, 159, 195, 205, 225, 265, 325, 351, 369, 477, 533, 585, 615, 675, 689, 795, 975, 1025, 1107, 1325, 1431, 1599, 1755, 1845, 2067, 2173, 2385, 2665, 2925, 3075, 3445, 3975, 4797, 5535, 6201, 6519, 7155, 7995, 8775, 9225, 10335, 10865, 11925, 13325, 14391, 17225, 18603, 19557, 23985, 27675, 28249, 31005, 32595, 35775, 39975, 51675, 54325, 58671, 71955, 84747, 93015, 97785, 119925, 141245, 155025, 162975, 254241, 293355, 359775, 423735, 465075, 488925, 706225, 762723, 1271205, 1466775, 2118675, 3813615, 6356025, 19068075]

約数ペア:

[(1, 19068075), (3, 6356025), (5, 3813615), (9, 2118675), (13, 1466775), (15, 1271205), (25, 762723), (27, 706225), (39, 488925), (41, 465075), (45, 423735), (53, 359775), (65, 293355), (75, 254241), (117, 162975), (123, 155025), (135, 141245), (159, 119925), (195, 97785), (205, 93015), (225, 84747), (265, 71955), (325, 58671), (351, 54325), (369, 51675), (477, 39975), (533, 35775), (585, 32595), (615, 31005), (675, 28249), (689, 27675), (795, 23985), (975, 19557), (1025, 18603), (1107, 17225), (1325, 14391), (1431, 13325), (1599, 11925), (1755, 10865), (1845, 10335), (2067, 9225), (2173, 8775), (2385, 7995), (2665, 7155), (2925, 6519), (3075, 6201), (3445, 5535), (3975, 4797)]