12908428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 26078976

約数和(自身を除く): 13170548

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 251, 299, 502, 559, 598, 989, 1004, 1118, 1196, 1978, 2236, 3263, 3956, 5773, 6526, 10793, 11546, 12857, 13052, 21586, 23092, 25714, 43172, 51428, 75049, 140309, 150098, 248239, 280618, 300196, 496478, 561236, 992956, 3227107, 6454214, 12908428]

約数ペア:

[(1, 12908428), (2, 6454214), (4, 3227107), (13, 992956), (23, 561236), (26, 496478), (43, 300196), (46, 280618), (52, 248239), (86, 150098), (92, 140309), (172, 75049), (251, 51428), (299, 43172), (502, 25714), (559, 23092), (598, 21586), (989, 13052), (1004, 12857), (1118, 11546), (1196, 10793), (1978, 6526), (2236, 5773), (3263, 3956)]