156977235

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1307}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 290156256

約数和(自身を除く): 133179021

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 157, 255, 471, 765, 785, 1307, 1413, 2355, 2669, 3921, 6535, 7065, 8007, 11763, 13345, 19605, 22219, 24021, 40035, 58815, 66657, 111095, 120105, 199971, 205199, 333285, 615597, 999855, 1025995, 1846791, 3077985, 3488383, 9233955, 10465149, 17441915, 31395447, 52325745, 156977235]

約数ペア:

[(1, 156977235), (3, 52325745), (5, 31395447), (9, 17441915), (15, 10465149), (17, 9233955), (45, 3488383), (51, 3077985), (85, 1846791), (153, 1025995), (157, 999855), (255, 615597), (471, 333285), (765, 205199), (785, 199971), (1307, 120105), (1413, 111095), (2355, 66657), (2669, 58815), (3921, 40035), (6535, 24021), (7065, 22219), (8007, 19605), (11763, 13345)]