331314256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{727}}^1$

素因数の和:1068

約数の個数: 80

約数和(自身を含む): 793671424

約数和(自身を除く): 462357168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 313, 364, 626, 727, 728, 1252, 1454, 1456, 2191, 2504, 2908, 4069, 4382, 5008, 5089, 5816, 8138, 8764, 9451, 10178, 11632, 16276, 17528, 18902, 20356, 28483, 32552, 35056, 37804, 40712, 56966, 65104, 66157, 75608, 81424, 113932, 132314, 151216, 227551, 227864, 264628, 455102, 455728, 529256, 910204, 1058512, 1592857, 1820408, 2958163, 3185714, 3640816, 5916326, 6371428, 11832652, 12742856, 20707141, 23665304, 25485712, 41414282, 47330608, 82828564, 165657128, 331314256]

約数ペア:

[(1, 331314256), (2, 165657128), (4, 82828564), (7, 47330608), (8, 41414282), (13, 25485712), (14, 23665304), (16, 20707141), (26, 12742856), (28, 11832652), (52, 6371428), (56, 5916326), (91, 3640816), (104, 3185714), (112, 2958163), (182, 1820408), (208, 1592857), (313, 1058512), (364, 910204), (626, 529256), (727, 455728), (728, 455102), (1252, 264628), (1454, 227864), (1456, 227551), (2191, 151216), (2504, 132314), (2908, 113932), (4069, 81424), (4382, 75608), (5008, 66157), (5089, 65104), (5816, 56966), (8138, 40712), (8764, 37804), (9451, 35056), (10178, 32552), (11632, 28483), (16276, 20356), (17528, 18902)]