66216465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6830

約数の個数: 48

約数和(自身を含む): 135422976

約数和(自身を除く): 69206511

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 6781, 9765, 20343, 33905, 47467, 61029, 101715, 142401, 210211, 237335, 305145, 427203, 630633, 712005, 1051055, 1471477, 1891899, 2136015, 3153165, 4414431, 7357385, 9459495, 13243293, 22072155, 66216465]

約数ペア:

[(1, 66216465), (3, 22072155), (5, 13243293), (7, 9459495), (9, 7357385), (15, 4414431), (21, 3153165), (31, 2136015), (35, 1891899), (45, 1471477), (63, 1051055), (93, 712005), (105, 630633), (155, 427203), (217, 305145), (279, 237335), (315, 210211), (465, 142401), (651, 101715), (1085, 61029), (1395, 47467), (1953, 33905), (3255, 20343), (6781, 9765)]