51519516

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 123150720

約数和(自身を除く): 71631204

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 139, 201, 268, 278, 402, 417, 461, 556, 804, 834, 922, 1383, 1668, 1844, 2766, 5532, 9313, 18626, 27939, 30887, 37252, 55878, 61774, 64079, 92661, 111756, 123548, 128158, 185322, 192237, 256316, 370644, 384474, 768948, 4293293, 8586586, 12879879, 17173172, 25759758, 51519516]

約数ペア:

[(1, 51519516), (2, 25759758), (3, 17173172), (4, 12879879), (6, 8586586), (12, 4293293), (67, 768948), (134, 384474), (139, 370644), (201, 256316), (268, 192237), (278, 185322), (402, 128158), (417, 123548), (461, 111756), (556, 92661), (804, 64079), (834, 61774), (922, 55878), (1383, 37252), (1668, 30887), (1844, 27939), (2766, 18626), (5532, 9313)]