2750895

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3055185

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 71, 105, 123, 135, 189, 205, 213, 287, 315, 355, 369, 497, 615, 639, 861, 945, 1065, 1107, 1435, 1491, 1845, 1917, 2485, 2583, 2911, 3195, 4305, 4473, 5535, 7455, 7749, 8733, 9585, 12915, 13419, 14555, 20377, 22365, 26199, 38745, 43665, 61131, 67095, 78597, 101885, 130995, 183393, 305655, 392985, 550179, 916965, 2750895]

約数ペア:

[(1, 2750895), (3, 916965), (5, 550179), (7, 392985), (9, 305655), (15, 183393), (21, 130995), (27, 101885), (35, 78597), (41, 67095), (45, 61131), (63, 43665), (71, 38745), (105, 26199), (123, 22365), (135, 20377), (189, 14555), (205, 13419), (213, 12915), (287, 9585), (315, 8733), (355, 7749), (369, 7455), (497, 5535), (615, 4473), (639, 4305), (861, 3195), (945, 2911), (1065, 2583), (1107, 2485), (1435, 1917), (1491, 1845)]