253938708

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 652186080

約数和(自身を除く): 398247372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 179, 251, 314, 358, 471, 502, 537, 628, 716, 753, 942, 1004, 1074, 1413, 1506, 1611, 1884, 2148, 2259, 2826, 3012, 3222, 4518, 5652, 6444, 9036, 28103, 39407, 44929, 56206, 78814, 84309, 89858, 112412, 118221, 134787, 157628, 168618, 179716, 236442, 252927, 269574, 337236, 354663, 404361, 472884, 505854, 539148, 709326, 808722, 1011708, 1418652, 1617444, 7053853, 14107706, 21161559, 28215412, 42323118, 63484677, 84646236, 126969354, 253938708]

約数ペア:

[(1, 253938708), (2, 126969354), (3, 84646236), (4, 63484677), (6, 42323118), (9, 28215412), (12, 21161559), (18, 14107706), (36, 7053853), (157, 1617444), (179, 1418652), (251, 1011708), (314, 808722), (358, 709326), (471, 539148), (502, 505854), (537, 472884), (628, 404361), (716, 354663), (753, 337236), (942, 269574), (1004, 252927), (1074, 236442), (1413, 179716), (1506, 168618), (1611, 157628), (1884, 134787), (2148, 118221), (2259, 112412), (2826, 89858), (3012, 84309), (3222, 78814), (4518, 56206), (5652, 44929), (6444, 39407), (9036, 28103)]