63644217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 106813440

約数和(自身を除く): 43169223

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 169, 227, 237, 273, 507, 553, 681, 1027, 1183, 1589, 1659, 2951, 3081, 3549, 4767, 7189, 8853, 13351, 17933, 20657, 21567, 38363, 40053, 53799, 61971, 93457, 115089, 125531, 233129, 268541, 280371, 376593, 699387, 805623, 1631903, 3030677, 4895709, 9092031, 21214739, 63644217]

約数ペア:

[(1, 63644217), (3, 21214739), (7, 9092031), (13, 4895709), (21, 3030677), (39, 1631903), (79, 805623), (91, 699387), (169, 376593), (227, 280371), (237, 268541), (273, 233129), (507, 125531), (553, 115089), (681, 93457), (1027, 61971), (1183, 53799), (1589, 40053), (1659, 38363), (2951, 21567), (3081, 20657), (3549, 17933), (4767, 13351), (7189, 8853)]