13216996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 26699904

約数和(自身を除く): 13482908

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 257, 299, 514, 559, 598, 989, 1028, 1118, 1196, 1978, 2236, 3341, 3956, 5911, 6682, 11051, 11822, 12857, 13364, 22102, 23644, 25714, 44204, 51428, 76843, 143663, 153686, 254173, 287326, 307372, 508346, 574652, 1016692, 3304249, 6608498, 13216996]

約数ペア:

[(1, 13216996), (2, 6608498), (4, 3304249), (13, 1016692), (23, 574652), (26, 508346), (43, 307372), (46, 287326), (52, 254173), (86, 153686), (92, 143663), (172, 76843), (257, 51428), (299, 44204), (514, 25714), (559, 23644), (598, 22102), (989, 13364), (1028, 12857), (1118, 11822), (1196, 11051), (1978, 6682), (2236, 5911), (3341, 3956)]