871290147

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1\times {\mathrm{641}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 1443667968

約数和(自身を除く): 572377821

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 383, 507, 641, 1149, 1183, 1923, 2681, 3549, 4487, 4979, 8043, 8333, 13461, 14937, 24999, 34853, 58331, 64727, 104559, 108329, 174993, 194181, 245503, 324987, 453089, 736509, 758303, 1359267, 1718521, 2274909, 3191539, 5155563, 9574617, 22340773, 41490007, 67022319, 124470021, 290430049, 871290147]

約数ペア:

[(1, 871290147), (3, 290430049), (7, 124470021), (13, 67022319), (21, 41490007), (39, 22340773), (91, 9574617), (169, 5155563), (273, 3191539), (383, 2274909), (507, 1718521), (641, 1359267), (1149, 758303), (1183, 736509), (1923, 453089), (2681, 324987), (3549, 245503), (4487, 194181), (4979, 174993), (8043, 108329), (8333, 104559), (13461, 64727), (14937, 58331), (24999, 34853)]