247066872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2269}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 667380000

約数和(自身を除く): 420313128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 349, 698, 1047, 1396, 2094, 2269, 2792, 4188, 4537, 4538, 6807, 8376, 9074, 9076, 13611, 13614, 18148, 18152, 27222, 27228, 29497, 36296, 54444, 54456, 58994, 88491, 108888, 117988, 176982, 235976, 353964, 707928, 791881, 1583762, 2375643, 3167524, 4751286, 6335048, 9502572, 10294453, 19005144, 20588906, 30883359, 41177812, 61766718, 82355624, 123533436, 247066872]

約数ペア:

[(1, 247066872), (2, 123533436), (3, 82355624), (4, 61766718), (6, 41177812), (8, 30883359), (12, 20588906), (13, 19005144), (24, 10294453), (26, 9502572), (39, 6335048), (52, 4751286), (78, 3167524), (104, 2375643), (156, 1583762), (312, 791881), (349, 707928), (698, 353964), (1047, 235976), (1396, 176982), (2094, 117988), (2269, 108888), (2792, 88491), (4188, 58994), (4537, 54456), (4538, 54444), (6807, 36296), (8376, 29497), (9074, 27228), (9076, 27222), (13611, 18152), (13614, 18148)]