991903055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{5527}}^1$

素因数の和:5807

約数の個数: 32

約数和(自身を含む): 1404200448

約数和(自身を除く): 412297393

約数列:

[1, 5, 11, 13, 55, 65, 143, 251, 715, 1255, 2761, 3263, 5527, 13805, 16315, 27635, 35893, 60797, 71851, 179465, 303985, 359255, 790361, 1387277, 3951805, 6936385, 15260047, 18034601, 76300235, 90173005, 198380611, 991903055]

約数ペア:

[(1, 991903055), (5, 198380611), (11, 90173005), (13, 76300235), (55, 18034601), (65, 15260047), (143, 6936385), (251, 3951805), (715, 1387277), (1255, 790361), (2761, 359255), (3263, 303985), (5527, 179465), (13805, 71851), (16315, 60797), (27635, 35893)]