31568790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 83192832

約数和(自身を除く): 51624042

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 271, 330, 353, 542, 706, 813, 1059, 1355, 1626, 1765, 2118, 2710, 2981, 3530, 3883, 4065, 5295, 5962, 7766, 8130, 8943, 10590, 11649, 14905, 17886, 19415, 23298, 29810, 38830, 44715, 58245, 89430, 95663, 116490, 191326, 286989, 478315, 573978, 956630, 1052293, 1434945, 2104586, 2869890, 3156879, 5261465, 6313758, 10522930, 15784395, 31568790]

約数ペア:

[(1, 31568790), (2, 15784395), (3, 10522930), (5, 6313758), (6, 5261465), (10, 3156879), (11, 2869890), (15, 2104586), (22, 1434945), (30, 1052293), (33, 956630), (55, 573978), (66, 478315), (110, 286989), (165, 191326), (271, 116490), (330, 95663), (353, 89430), (542, 58245), (706, 44715), (813, 38830), (1059, 29810), (1355, 23298), (1626, 19415), (1765, 17886), (2118, 14905), (2710, 11649), (2981, 10590), (3530, 8943), (3883, 8130), (4065, 7766), (5295, 5962)]