81356328

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59471}}^1$

素因数の和:59502

約数の個数: 48

約数和(自身を含む): 231940800

約数和(自身を除く): 150584472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59471, 118942, 178413, 237884, 356826, 475768, 535239, 713652, 1070478, 1129949, 1427304, 2140956, 2259898, 3389847, 4281912, 4519796, 6779694, 9039592, 10169541, 13559388, 20339082, 27118776, 40678164, 81356328]

約数ペア:

[(1, 81356328), (2, 40678164), (3, 27118776), (4, 20339082), (6, 13559388), (8, 10169541), (9, 9039592), (12, 6779694), (18, 4519796), (19, 4281912), (24, 3389847), (36, 2259898), (38, 2140956), (57, 1427304), (72, 1129949), (76, 1070478), (114, 713652), (152, 535239), (171, 475768), (228, 356826), (342, 237884), (456, 178413), (684, 118942), (1368, 59471)]