31377165

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 51408000

約数和(自身を除く): 20030835

約数列:

[1, 3, 5, 15, 101, 139, 149, 303, 417, 447, 505, 695, 745, 1515, 2085, 2235, 14039, 15049, 20711, 42117, 45147, 62133, 70195, 75245, 103555, 210585, 225735, 310665, 2091811, 6275433, 10459055, 31377165]

約数ペア:

[(1, 31377165), (3, 10459055), (5, 6275433), (15, 2091811), (101, 310665), (139, 225735), (149, 210585), (303, 103555), (417, 75245), (447, 70195), (505, 62133), (695, 45147), (745, 42117), (1515, 20711), (2085, 15049), (2235, 14039)]