9688889259

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1\times {\mathrm{2357}}^1$

素因数の和:3360

約数の個数: 48

約数和(自身を含む): 16244167680

約数和(自身を除く): 6555278421

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 919, 1491, 2357, 2757, 4473, 6433, 7071, 8271, 16499, 19299, 21213, 49497, 57897, 65249, 148491, 167347, 195747, 456743, 502041, 587241, 1171429, 1370229, 1506123, 2166083, 3514287, 4110687, 6498249, 10542861, 15162581, 19494747, 45487743, 136463229, 153791893, 461375679, 1076543251, 1384127037, 3229629753, 9688889259]

約数ペア:

[(1, 9688889259), (3, 3229629753), (7, 1384127037), (9, 1076543251), (21, 461375679), (63, 153791893), (71, 136463229), (213, 45487743), (497, 19494747), (639, 15162581), (919, 10542861), (1491, 6498249), (2357, 4110687), (2757, 3514287), (4473, 2166083), (6433, 1506123), (7071, 1370229), (8271, 1171429), (16499, 587241), (19299, 502041), (21213, 456743), (49497, 195747), (57897, 167347), (65249, 148491)]