31191768

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^2$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 89516700

約数和(自身を除く): 58324932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 151, 152, 171, 228, 302, 342, 453, 456, 604, 684, 906, 1208, 1359, 1368, 1812, 2718, 2869, 3624, 5436, 5738, 8607, 10872, 11476, 17214, 22801, 22952, 25821, 34428, 45602, 51642, 68403, 68856, 91204, 103284, 136806, 182408, 205209, 206568, 273612, 410418, 433219, 547224, 820836, 866438, 1299657, 1641672, 1732876, 2599314, 3465752, 3898971, 5198628, 7797942, 10397256, 15595884, 31191768]

約数ペア:

[(1, 31191768), (2, 15595884), (3, 10397256), (4, 7797942), (6, 5198628), (8, 3898971), (9, 3465752), (12, 2599314), (18, 1732876), (19, 1641672), (24, 1299657), (36, 866438), (38, 820836), (57, 547224), (72, 433219), (76, 410418), (114, 273612), (151, 206568), (152, 205209), (171, 182408), (228, 136806), (302, 103284), (342, 91204), (453, 68856), (456, 68403), (604, 51642), (684, 45602), (906, 34428), (1208, 25821), (1359, 22952), (1368, 22801), (1812, 17214), (2718, 11476), (2869, 10872), (3624, 8607), (5436, 5738)]