172997385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 317813760

約数和(自身を除く): 144816375

約数列:

[1, 3, 5, 11, 15, 33, 37, 43, 55, 111, 129, 165, 185, 215, 407, 473, 555, 645, 659, 1221, 1419, 1591, 1977, 2035, 2365, 3295, 4773, 6105, 7095, 7249, 7955, 9885, 17501, 21747, 23865, 24383, 28337, 36245, 52503, 73149, 85011, 87505, 108735, 121915, 141685, 262515, 268213, 311707, 365745, 425055, 804639, 935121, 1048469, 1341065, 1558535, 3145407, 4023195, 4675605, 5242345, 11533159, 15727035, 34599477, 57665795, 172997385]

約数ペア:

[(1, 172997385), (3, 57665795), (5, 34599477), (11, 15727035), (15, 11533159), (33, 5242345), (37, 4675605), (43, 4023195), (55, 3145407), (111, 1558535), (129, 1341065), (165, 1048469), (185, 935121), (215, 804639), (407, 425055), (473, 365745), (555, 311707), (645, 268213), (659, 262515), (1221, 141685), (1419, 121915), (1591, 108735), (1977, 87505), (2035, 85011), (2365, 73149), (3295, 52503), (4773, 36245), (6105, 28337), (7095, 24383), (7249, 23865), (7955, 21747), (9885, 17501)]