71665965

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1528

約数の個数: 80

約数和(自身を含む): 155561472

約数和(自身を除く): 83895507

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 85, 105, 119, 135, 153, 189, 255, 315, 357, 405, 459, 567, 595, 765, 945, 1071, 1377, 1487, 1785, 2295, 2835, 3213, 4461, 5355, 6885, 7435, 9639, 10409, 13383, 16065, 22305, 25279, 31227, 40149, 48195, 52045, 66915, 75837, 93681, 120447, 126395, 156135, 176953, 200745, 227511, 281043, 379185, 468405, 530859, 602235, 682533, 843129, 884765, 1137555, 1405215, 1592577, 2047599, 2654295, 3412665, 4215645, 4777731, 7962885, 10237995, 14333193, 23888655, 71665965]

約数ペア:

[(1, 71665965), (3, 23888655), (5, 14333193), (7, 10237995), (9, 7962885), (15, 4777731), (17, 4215645), (21, 3412665), (27, 2654295), (35, 2047599), (45, 1592577), (51, 1405215), (63, 1137555), (81, 884765), (85, 843129), (105, 682533), (119, 602235), (135, 530859), (153, 468405), (189, 379185), (255, 281043), (315, 227511), (357, 200745), (405, 176953), (459, 156135), (567, 126395), (595, 120447), (765, 93681), (945, 75837), (1071, 66915), (1377, 52045), (1487, 48195), (1785, 40149), (2295, 31227), (2835, 25279), (3213, 22305), (4461, 16065), (5355, 13383), (6885, 10409), (7435, 9639)]