81715694886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2140387}}^1$

素因数の和:2140506

約数の個数: 64

約数和(自身を含む): 209586792960

約数和(自身を除く): 127871098074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 101, 126, 189, 202, 303, 378, 606, 707, 909, 1414, 1818, 2121, 2727, 4242, 5454, 6363, 12726, 19089, 38178, 2140387, 4280774, 6421161, 12842322, 14982709, 19263483, 29965418, 38526966, 44948127, 57790449, 89896254, 115580898, 134844381, 216179087, 269688762, 404533143, 432358174, 648537261, 809066286, 1297074522, 1513253609, 1945611783, 3026507218, 3891223566, 4539760827, 5836835349, 9079521654, 11673670698, 13619282481, 27238564962, 40857847443, 81715694886]

約数ペア:

[(1, 81715694886), (2, 40857847443), (3, 27238564962), (6, 13619282481), (7, 11673670698), (9, 9079521654), (14, 5836835349), (18, 4539760827), (21, 3891223566), (27, 3026507218), (42, 1945611783), (54, 1513253609), (63, 1297074522), (101, 809066286), (126, 648537261), (189, 432358174), (202, 404533143), (303, 269688762), (378, 216179087), (606, 134844381), (707, 115580898), (909, 89896254), (1414, 57790449), (1818, 44948127), (2121, 38526966), (2727, 29965418), (4242, 19263483), (5454, 14982709), (6363, 12842322), (12726, 6421161), (19089, 4280774), (38178, 2140387)]