127971675

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 250911024

約数和(自身を除く): 122939349

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 67, 75, 117, 195, 201, 225, 325, 335, 585, 603, 653, 871, 975, 1005, 1675, 1959, 2613, 2925, 3015, 3265, 4355, 5025, 5877, 7839, 8489, 9795, 13065, 15075, 16325, 21775, 25467, 29385, 39195, 42445, 43751, 48975, 65325, 76401, 127335, 131253, 146925, 195975, 212225, 218755, 382005, 393759, 568763, 636675, 656265, 1093775, 1706289, 1910025, 1968795, 2843815, 3281325, 5118867, 8531445, 9843975, 14219075, 25594335, 42657225, 127971675]

約数ペア:

[(1, 127971675), (3, 42657225), (5, 25594335), (9, 14219075), (13, 9843975), (15, 8531445), (25, 5118867), (39, 3281325), (45, 2843815), (65, 1968795), (67, 1910025), (75, 1706289), (117, 1093775), (195, 656265), (201, 636675), (225, 568763), (325, 393759), (335, 382005), (585, 218755), (603, 212225), (653, 195975), (871, 146925), (975, 131253), (1005, 127335), (1675, 76401), (1959, 65325), (2613, 48975), (2925, 43751), (3015, 42445), (3265, 39195), (4355, 29385), (5025, 25467), (5877, 21775), (7839, 16325), (8489, 15075), (9795, 13065)]