157121505

素因数分解:

$3^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1229}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 279849600

約数和(自身を除く): 122728095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 947, 1229, 2841, 3687, 4735, 6145, 8523, 11061, 14205, 18435, 25569, 33183, 42615, 55305, 127845, 165915, 1163863, 3491589, 5819315, 10474767, 17457945, 31424301, 52373835, 157121505]

約数ペア:

[(1, 157121505), (3, 52373835), (5, 31424301), (9, 17457945), (15, 10474767), (27, 5819315), (45, 3491589), (135, 1163863), (947, 165915), (1229, 127845), (2841, 55305), (3687, 42615), (4735, 33183), (6145, 25569), (8523, 18435), (11061, 14205)]