8903804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 19540416

約数和(自身を除く): 10636612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 401, 427, 793, 802, 854, 1586, 1604, 1708, 2807, 3172, 5213, 5551, 5614, 10426, 11102, 11228, 20852, 22204, 24461, 36491, 48922, 72982, 97844, 145964, 171227, 317993, 342454, 635986, 684908, 1271972, 2225951, 4451902, 8903804]

約数ペア:

[(1, 8903804), (2, 4451902), (4, 2225951), (7, 1271972), (13, 684908), (14, 635986), (26, 342454), (28, 317993), (52, 171227), (61, 145964), (91, 97844), (122, 72982), (182, 48922), (244, 36491), (364, 24461), (401, 22204), (427, 20852), (793, 11228), (802, 11102), (854, 10426), (1586, 5614), (1604, 5551), (1708, 5213), (2807, 3172)]