1289788144

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{9973}}^1$

素因数の和:10177

約数の個数: 40

約数和(自身を含む): 2560126320

約数和(自身を除く): 1270338176

約数列:

[1, 2, 4, 8, 16, 59, 118, 137, 236, 274, 472, 548, 944, 1096, 2192, 8083, 9973, 16166, 19946, 32332, 39892, 64664, 79784, 129328, 159568, 588407, 1176814, 1366301, 2353628, 2732602, 4707256, 5465204, 9414512, 10930408, 21860816, 80611759, 161223518, 322447036, 644894072, 1289788144]

約数ペア:

[(1, 1289788144), (2, 644894072), (4, 322447036), (8, 161223518), (16, 80611759), (59, 21860816), (118, 10930408), (137, 9414512), (236, 5465204), (274, 4707256), (472, 2732602), (548, 2353628), (944, 1366301), (1096, 1176814), (2192, 588407), (8083, 159568), (9973, 129328), (16166, 79784), (19946, 64664), (32332, 39892)]