2945475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 6093360

約数和(自身を除く): 3147885

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 53, 57, 65, 75, 95, 117, 159, 171, 195, 225, 247, 265, 285, 325, 475, 477, 585, 689, 741, 795, 855, 975, 1007, 1235, 1325, 1425, 2067, 2223, 2385, 2925, 3021, 3445, 3705, 3975, 4275, 5035, 6175, 6201, 9063, 10335, 11115, 11925, 13091, 15105, 17225, 18525, 25175, 31005, 39273, 45315, 51675, 55575, 65455, 75525, 117819, 155025, 196365, 226575, 327275, 589095, 981825, 2945475]

約数ペア:

[(1, 2945475), (3, 981825), (5, 589095), (9, 327275), (13, 226575), (15, 196365), (19, 155025), (25, 117819), (39, 75525), (45, 65455), (53, 55575), (57, 51675), (65, 45315), (75, 39273), (95, 31005), (117, 25175), (159, 18525), (171, 17225), (195, 15105), (225, 13091), (247, 11925), (265, 11115), (285, 10335), (325, 9063), (475, 6201), (477, 6175), (585, 5035), (689, 4275), (741, 3975), (795, 3705), (855, 3445), (975, 3021), (1007, 2925), (1235, 2385), (1325, 2223), (1425, 2067)]