64144143

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 117089280

約数和(自身を除く): 52945137

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 63, 81, 83, 87, 141, 189, 203, 249, 261, 329, 423, 567, 581, 609, 747, 783, 987, 1269, 1363, 1743, 1827, 2241, 2349, 2407, 2961, 3807, 3901, 4089, 5229, 5481, 6723, 7221, 8883, 9541, 11703, 12267, 15687, 16443, 16849, 21663, 26649, 27307, 28623, 35109, 36801, 47061, 50547, 64989, 81921, 85869, 105327, 110403, 113129, 151641, 194967, 245763, 257607, 315981, 339387, 454923, 737289, 772821, 791903, 1018161, 1364769, 2211867, 2375709, 3054483, 7127127, 9163449, 21381381, 64144143]

約数ペア:

[(1, 64144143), (3, 21381381), (7, 9163449), (9, 7127127), (21, 3054483), (27, 2375709), (29, 2211867), (47, 1364769), (63, 1018161), (81, 791903), (83, 772821), (87, 737289), (141, 454923), (189, 339387), (203, 315981), (249, 257607), (261, 245763), (329, 194967), (423, 151641), (567, 113129), (581, 110403), (609, 105327), (747, 85869), (783, 81921), (987, 64989), (1269, 50547), (1363, 47061), (1743, 36801), (1827, 35109), (2241, 28623), (2349, 27307), (2407, 26649), (2961, 21663), (3807, 16849), (3901, 16443), (4089, 15687), (5229, 12267), (5481, 11703), (6723, 9541), (7221, 8883)]