1689252

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 4300800

約数和(自身を除く): 2611548

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 239, 372, 478, 589, 717, 956, 1178, 1434, 1767, 2356, 2868, 3534, 4541, 7068, 7409, 9082, 13623, 14818, 18164, 22227, 27246, 29636, 44454, 54492, 88908, 140771, 281542, 422313, 563084, 844626, 1689252]

約数ペア:

[(1, 1689252), (2, 844626), (3, 563084), (4, 422313), (6, 281542), (12, 140771), (19, 88908), (31, 54492), (38, 44454), (57, 29636), (62, 27246), (76, 22227), (93, 18164), (114, 14818), (124, 13623), (186, 9082), (228, 7409), (239, 7068), (372, 4541), (478, 3534), (589, 2868), (717, 2356), (956, 1767), (1178, 1434)]