9947925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 20311200

約数和(自身を除く): 10363275

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 179, 195, 225, 247, 285, 325, 475, 537, 585, 741, 855, 895, 975, 1235, 1425, 1611, 2223, 2327, 2685, 2925, 3401, 3705, 4275, 4475, 6175, 6981, 8055, 10203, 11115, 11635, 13425, 17005, 18525, 20943, 30609, 34905, 40275, 44213, 51015, 55575, 58175, 85025, 104715, 132639, 153045, 174525, 221065, 255075, 397917, 523575, 663195, 765225, 1105325, 1989585, 3315975, 9947925]

約数ペア:

[(1, 9947925), (3, 3315975), (5, 1989585), (9, 1105325), (13, 765225), (15, 663195), (19, 523575), (25, 397917), (39, 255075), (45, 221065), (57, 174525), (65, 153045), (75, 132639), (95, 104715), (117, 85025), (171, 58175), (179, 55575), (195, 51015), (225, 44213), (247, 40275), (285, 34905), (325, 30609), (475, 20943), (537, 18525), (585, 17005), (741, 13425), (855, 11635), (895, 11115), (975, 10203), (1235, 8055), (1425, 6981), (1611, 6175), (2223, 4475), (2327, 4275), (2685, 3705), (2925, 3401)]