16983915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 29465856

約数和(自身を除く): 12481941

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 347, 753, 1041, 1255, 1735, 3263, 3765, 4511, 5205, 9789, 13533, 16315, 22555, 48945, 67665, 87097, 261291, 435485, 1132261, 1306455, 3396783, 5661305, 16983915]

約数ペア:

[(1, 16983915), (3, 5661305), (5, 3396783), (13, 1306455), (15, 1132261), (39, 435485), (65, 261291), (195, 87097), (251, 67665), (347, 48945), (753, 22555), (1041, 16315), (1255, 13533), (1735, 9789), (3263, 5205), (3765, 4511)]