328326518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 580608000

約数和(自身を除く): 252281482

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 89, 178, 199, 299, 398, 403, 598, 713, 806, 1157, 1426, 2047, 2314, 2587, 2759, 4094, 4577, 5174, 5518, 6169, 9154, 9269, 12338, 17711, 18538, 26611, 35422, 35867, 53222, 59501, 63457, 71734, 80197, 119002, 126914, 141887, 160394, 230243, 283774, 407353, 460486, 549041, 814706, 824941, 1098082, 1649882, 1844531, 3689062, 5295589, 7137533, 10591178, 12627943, 14275066, 25255886, 164163259, 328326518]

約数ペア:

[(1, 328326518), (2, 164163259), (13, 25255886), (23, 14275066), (26, 12627943), (31, 10591178), (46, 7137533), (62, 5295589), (89, 3689062), (178, 1844531), (199, 1649882), (299, 1098082), (398, 824941), (403, 814706), (598, 549041), (713, 460486), (806, 407353), (1157, 283774), (1426, 230243), (2047, 160394), (2314, 141887), (2587, 126914), (2759, 119002), (4094, 80197), (4577, 71734), (5174, 63457), (5518, 59501), (6169, 53222), (9154, 35867), (9269, 35422), (12338, 26611), (17711, 18538)]