39978744

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1321}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 108827040

約数和(自身を除く): 68848296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 97, 104, 156, 194, 291, 312, 388, 582, 776, 1164, 1261, 1321, 2328, 2522, 2642, 3783, 3963, 5044, 5284, 7566, 7926, 10088, 10568, 15132, 15852, 17173, 30264, 31704, 34346, 51519, 68692, 103038, 128137, 137384, 206076, 256274, 384411, 412152, 512548, 768822, 1025096, 1537644, 1665781, 3075288, 3331562, 4997343, 6663124, 9994686, 13326248, 19989372, 39978744]

約数ペア:

[(1, 39978744), (2, 19989372), (3, 13326248), (4, 9994686), (6, 6663124), (8, 4997343), (12, 3331562), (13, 3075288), (24, 1665781), (26, 1537644), (39, 1025096), (52, 768822), (78, 512548), (97, 412152), (104, 384411), (156, 256274), (194, 206076), (291, 137384), (312, 128137), (388, 103038), (582, 68692), (776, 51519), (1164, 34346), (1261, 31704), (1321, 30264), (2328, 17173), (2522, 15852), (2642, 15132), (3783, 10568), (3963, 10088), (5044, 7926), (5284, 7566)]