31218216

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 82790400

約数和(自身を除く): 51572184

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 223, 228, 307, 446, 456, 614, 669, 892, 921, 1228, 1338, 1784, 1842, 2456, 2676, 3684, 4237, 5352, 5833, 7368, 8474, 11666, 12711, 16948, 17499, 23332, 25422, 33896, 34998, 46664, 50844, 68461, 69996, 101688, 136922, 139992, 205383, 273844, 410766, 547688, 821532, 1300759, 1643064, 2601518, 3902277, 5203036, 7804554, 10406072, 15609108, 31218216]

約数ペア:

[(1, 31218216), (2, 15609108), (3, 10406072), (4, 7804554), (6, 5203036), (8, 3902277), (12, 2601518), (19, 1643064), (24, 1300759), (38, 821532), (57, 547688), (76, 410766), (114, 273844), (152, 205383), (223, 139992), (228, 136922), (307, 101688), (446, 69996), (456, 68461), (614, 50844), (669, 46664), (892, 34998), (921, 33896), (1228, 25422), (1338, 23332), (1784, 17499), (1842, 16948), (2456, 12711), (2676, 11666), (3684, 8474), (4237, 7368), (5352, 5833)]