31277092

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 70670880

約数和(自身を除く): 39393788

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 154, 163, 178, 196, 308, 326, 356, 539, 623, 652, 979, 1078, 1141, 1246, 1793, 1958, 2156, 2282, 2492, 3586, 3916, 4361, 4564, 6853, 7172, 7987, 8722, 12551, 13706, 14507, 15974, 17444, 25102, 27412, 29014, 31948, 47971, 50204, 58028, 87857, 95942, 101549, 159577, 175714, 191884, 203098, 319154, 351428, 406196, 638308, 710843, 1117039, 1421686, 2234078, 2843372, 4468156, 7819273, 15638546, 31277092]

約数ペア:

[(1, 31277092), (2, 15638546), (4, 7819273), (7, 4468156), (11, 2843372), (14, 2234078), (22, 1421686), (28, 1117039), (44, 710843), (49, 638308), (77, 406196), (89, 351428), (98, 319154), (154, 203098), (163, 191884), (178, 175714), (196, 159577), (308, 101549), (326, 95942), (356, 87857), (539, 58028), (623, 50204), (652, 47971), (979, 31948), (1078, 29014), (1141, 27412), (1246, 25102), (1793, 17444), (1958, 15974), (2156, 14507), (2282, 13706), (2492, 12551), (3586, 8722), (3916, 7987), (4361, 7172), (4564, 6853)]