42857388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8951}}^1$

素因数の和:8987

約数の個数: 72

約数和(自身を含む): 130341120

約数和(自身を除く): 87483732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 8951, 17902, 26853, 35804, 53706, 62657, 80559, 107412, 125314, 161118, 170069, 187971, 250628, 322236, 340138, 375942, 510207, 563913, 680276, 751884, 1020414, 1127826, 1190483, 1530621, 2040828, 2255652, 2380966, 3061242, 3571449, 4761932, 6122484, 7142898, 10714347, 14285796, 21428694, 42857388]

約数ペア:

[(1, 42857388), (2, 21428694), (3, 14285796), (4, 10714347), (6, 7142898), (7, 6122484), (9, 4761932), (12, 3571449), (14, 3061242), (18, 2380966), (19, 2255652), (21, 2040828), (28, 1530621), (36, 1190483), (38, 1127826), (42, 1020414), (57, 751884), (63, 680276), (76, 563913), (84, 510207), (114, 375942), (126, 340138), (133, 322236), (171, 250628), (228, 187971), (252, 170069), (266, 161118), (342, 125314), (399, 107412), (532, 80559), (684, 62657), (798, 53706), (1197, 35804), (1596, 26853), (2394, 17902), (4788, 8951)]