1880451261

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{617}}^1$

素因数の和:1115

約数の個数: 64

約数和(自身を含む): 3170092800

約数和(自身を除く): 1289641539

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 457, 513, 617, 741, 1371, 1851, 2223, 4113, 5553, 5941, 6669, 8021, 8683, 11723, 12339, 16659, 17823, 24063, 26049, 35169, 53469, 72189, 78147, 105507, 112879, 152399, 160407, 216567, 234441, 281969, 316521, 338637, 457197, 845907, 1015911, 1371591, 2537721, 3047733, 3665597, 4114773, 5357411, 7613163, 10996791, 16072233, 32990373, 48216699, 69646343, 98971119, 144650097, 208939029, 626817087, 1880451261]

約数ペア:

[(1, 1880451261), (3, 626817087), (9, 208939029), (13, 144650097), (19, 98971119), (27, 69646343), (39, 48216699), (57, 32990373), (117, 16072233), (171, 10996791), (247, 7613163), (351, 5357411), (457, 4114773), (513, 3665597), (617, 3047733), (741, 2537721), (1371, 1371591), (1851, 1015911), (2223, 845907), (4113, 457197), (5553, 338637), (5941, 316521), (6669, 281969), (8021, 234441), (8683, 216567), (11723, 160407), (12339, 152399), (16659, 112879), (17823, 105507), (24063, 78147), (26049, 72189), (35169, 53469)]