31985955

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7643}}^1$

素因数の和:7688

約数の個数: 32

約数和(自身を含む): 58705920

約数和(自身を除く): 26719965

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 7643, 22929, 38215, 68787, 114645, 206361, 236933, 343935, 710799, 1031805, 1184665, 2132397, 3553995, 6397191, 10661985, 31985955]

約数ペア:

[(1, 31985955), (3, 10661985), (5, 6397191), (9, 3553995), (15, 2132397), (27, 1184665), (31, 1031805), (45, 710799), (93, 343935), (135, 236933), (155, 206361), (279, 114645), (465, 68787), (837, 38215), (1395, 22929), (4185, 7643)]