1990362105

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:955

約数の個数: 64

約数和(自身を含む): 3593134080

約数和(自身を除く): 1602771975

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 227, 321, 535, 607, 681, 963, 1135, 1605, 1821, 2043, 2889, 3035, 3405, 4815, 5463, 6129, 9105, 10215, 14445, 16389, 24289, 27315, 30645, 64949, 72867, 81945, 121445, 137789, 194847, 218601, 324745, 364335, 413367, 584541, 655803, 688945, 974235, 1093005, 1240101, 1753623, 2066835, 2922705, 3279015, 3720303, 6200505, 8768115, 14743423, 18601515, 44230269, 73717115, 132690807, 221151345, 398072421, 663454035, 1990362105]

約数ペア:

[(1, 1990362105), (3, 663454035), (5, 398072421), (9, 221151345), (15, 132690807), (27, 73717115), (45, 44230269), (107, 18601515), (135, 14743423), (227, 8768115), (321, 6200505), (535, 3720303), (607, 3279015), (681, 2922705), (963, 2066835), (1135, 1753623), (1605, 1240101), (1821, 1093005), (2043, 974235), (2889, 688945), (3035, 655803), (3405, 584541), (4815, 413367), (5463, 364335), (6129, 324745), (9105, 218601), (10215, 194847), (14445, 137789), (16389, 121445), (24289, 81945), (27315, 72867), (30645, 64949)]