71471925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1973}}^1$

素因数の和:2019

約数の個数: 72

約数和(自身を含む): 152740224

約数和(自身を除く): 81268299

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 207, 225, 315, 345, 483, 525, 575, 805, 1035, 1449, 1575, 1725, 1973, 2415, 4025, 5175, 5919, 7245, 9865, 12075, 13811, 17757, 29595, 36225, 41433, 45379, 49325, 69055, 88785, 124299, 136137, 147975, 207165, 226895, 317653, 345275, 408411, 443925, 621495, 680685, 952959, 1035825, 1134475, 1588265, 2042055, 2858877, 3107475, 3403425, 4764795, 7941325, 10210275, 14294385, 23823975, 71471925]

約数ペア:

[(1, 71471925), (3, 23823975), (5, 14294385), (7, 10210275), (9, 7941325), (15, 4764795), (21, 3403425), (23, 3107475), (25, 2858877), (35, 2042055), (45, 1588265), (63, 1134475), (69, 1035825), (75, 952959), (105, 680685), (115, 621495), (161, 443925), (175, 408411), (207, 345275), (225, 317653), (315, 226895), (345, 207165), (483, 147975), (525, 136137), (575, 124299), (805, 88785), (1035, 69055), (1449, 49325), (1575, 45379), (1725, 41433), (1973, 36225), (2415, 29595), (4025, 17757), (5175, 13811), (5919, 12075), (7245, 9865)]