2816775

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 60

約数和(自身を含む): 5671512

約数和(自身を除く): 2854737

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 107, 117, 135, 195, 225, 321, 325, 351, 405, 535, 585, 675, 963, 975, 1053, 1391, 1605, 1755, 2025, 2675, 2889, 2925, 4173, 4815, 5265, 6955, 8025, 8667, 8775, 12519, 14445, 20865, 24075, 26325, 34775, 37557, 43335, 62595, 72225, 104325, 112671, 187785, 216675, 312975, 563355, 938925, 2816775]

約数ペア:

[(1, 2816775), (3, 938925), (5, 563355), (9, 312975), (13, 216675), (15, 187785), (25, 112671), (27, 104325), (39, 72225), (45, 62595), (65, 43335), (75, 37557), (81, 34775), (107, 26325), (117, 24075), (135, 20865), (195, 14445), (225, 12519), (321, 8775), (325, 8667), (351, 8025), (405, 6955), (535, 5265), (585, 4815), (675, 4173), (963, 2925), (975, 2889), (1053, 2675), (1391, 2025), (1605, 1755)]