199112276

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 387374400

約数和(自身を除く): 188262124

約数列:

[1, 2, 4, 11, 22, 44, 121, 149, 242, 251, 298, 484, 502, 596, 1004, 1331, 1639, 2662, 2761, 3278, 5324, 5522, 6556, 11044, 18029, 30371, 36058, 37399, 60742, 72116, 74798, 121484, 149596, 198319, 334081, 396638, 411389, 668162, 793276, 822778, 1336324, 1645556, 4525279, 9050558, 18101116, 49778069, 99556138, 199112276]

約数ペア:

[(1, 199112276), (2, 99556138), (4, 49778069), (11, 18101116), (22, 9050558), (44, 4525279), (121, 1645556), (149, 1336324), (242, 822778), (251, 793276), (298, 668162), (484, 411389), (502, 396638), (596, 334081), (1004, 198319), (1331, 149596), (1639, 121484), (2662, 74798), (2761, 72116), (3278, 60742), (5324, 37399), (5522, 36058), (6556, 30371), (11044, 18029)]