2842875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{19}}^2$

素因数の和:66

約数の個数: 72

約数和(自身を含む): 6181344

約数和(自身を除く): 3338469

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 125, 133, 171, 175, 225, 285, 315, 361, 375, 399, 475, 525, 665, 855, 875, 1083, 1125, 1197, 1425, 1575, 1805, 1995, 2375, 2527, 2625, 3249, 3325, 4275, 5415, 5985, 7125, 7581, 7875, 9025, 9975, 12635, 16245, 16625, 21375, 22743, 27075, 29925, 37905, 45125, 49875, 63175, 81225, 113715, 135375, 149625, 189525, 315875, 406125, 568575, 947625, 2842875]

約数ペア:

[(1, 2842875), (3, 947625), (5, 568575), (7, 406125), (9, 315875), (15, 189525), (19, 149625), (21, 135375), (25, 113715), (35, 81225), (45, 63175), (57, 49875), (63, 45125), (75, 37905), (95, 29925), (105, 27075), (125, 22743), (133, 21375), (171, 16625), (175, 16245), (225, 12635), (285, 9975), (315, 9025), (361, 7875), (375, 7581), (399, 7125), (475, 5985), (525, 5415), (665, 4275), (855, 3325), (875, 3249), (1083, 2625), (1125, 2527), (1197, 2375), (1425, 1995), (1575, 1805)]