191581065

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 369492480

約数和(自身を除く): 177911415

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 173, 195, 351, 519, 585, 631, 865, 1557, 1755, 1893, 2249, 2595, 3155, 4671, 5679, 6747, 7785, 8203, 9465, 11245, 17037, 20241, 23355, 24609, 28395, 33735, 41015, 60723, 73827, 85185, 101205, 109163, 123045, 221481, 303615, 327489, 369135, 545815, 982467, 1107405, 1419119, 1637445, 2947401, 4257357, 4912335, 7095595, 12772071, 14737005, 21286785, 38316213, 63860355, 191581065]

約数ペア:

[(1, 191581065), (3, 63860355), (5, 38316213), (9, 21286785), (13, 14737005), (15, 12772071), (27, 7095595), (39, 4912335), (45, 4257357), (65, 2947401), (117, 1637445), (135, 1419119), (173, 1107405), (195, 982467), (351, 545815), (519, 369135), (585, 327489), (631, 303615), (865, 221481), (1557, 123045), (1755, 109163), (1893, 101205), (2249, 85185), (2595, 73827), (3155, 60723), (4671, 41015), (5679, 33735), (6747, 28395), (7785, 24609), (8203, 23355), (9465, 20241), (11245, 17037)]