27189790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 50964480

約数和(自身を除く): 23774690

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 631, 695, 1262, 1390, 3155, 4309, 6310, 8618, 19561, 21545, 39122, 43090, 87709, 97805, 175418, 195610, 438545, 877090, 2718979, 5437958, 13594895, 27189790]

約数ペア:

[(1, 27189790), (2, 13594895), (5, 5437958), (10, 2718979), (31, 877090), (62, 438545), (139, 195610), (155, 175418), (278, 97805), (310, 87709), (631, 43090), (695, 39122), (1262, 21545), (1390, 19561), (3155, 8618), (4309, 6310)]