221655852

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{20731}}^1$

素因数の和:20761

約数の個数: 72

約数和(自身を含む): 633901632

約数和(自身を除く): 412245780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 2673, 3564, 5346, 10692, 20731, 41462, 62193, 82924, 124386, 186579, 228041, 248772, 373158, 456082, 559737, 684123, 746316, 912164, 1119474, 1368246, 1679211, 2052369, 2238948, 2736492, 3358422, 4104738, 5037633, 6157107, 6716844, 8209476, 10075266, 12314214, 18471321, 20150532, 24628428, 36942642, 55413963, 73885284, 110827926, 221655852]

約数ペア:

[(1, 221655852), (2, 110827926), (3, 73885284), (4, 55413963), (6, 36942642), (9, 24628428), (11, 20150532), (12, 18471321), (18, 12314214), (22, 10075266), (27, 8209476), (33, 6716844), (36, 6157107), (44, 5037633), (54, 4104738), (66, 3358422), (81, 2736492), (99, 2238948), (108, 2052369), (132, 1679211), (162, 1368246), (198, 1119474), (243, 912164), (297, 746316), (324, 684123), (396, 559737), (486, 456082), (594, 373158), (891, 248772), (972, 228041), (1188, 186579), (1782, 124386), (2673, 82924), (3564, 62193), (5346, 41462), (10692, 20731)]