198248204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1783}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 456761088

約数和(自身を除く): 258512884

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 361, 418, 532, 722, 836, 1444, 1463, 1783, 2527, 2926, 3566, 3971, 5054, 5852, 7132, 7942, 10108, 12481, 15884, 19613, 24962, 27797, 33877, 39226, 49924, 55594, 67754, 78452, 111188, 135508, 137291, 237139, 274582, 372647, 474278, 549164, 643663, 745294, 948556, 1287326, 1490588, 2574652, 2608529, 4505641, 5217058, 7080293, 9011282, 10434116, 14160586, 18022564, 28321172, 49562051, 99124102, 198248204]

約数ペア:

[(1, 198248204), (2, 99124102), (4, 49562051), (7, 28321172), (11, 18022564), (14, 14160586), (19, 10434116), (22, 9011282), (28, 7080293), (38, 5217058), (44, 4505641), (76, 2608529), (77, 2574652), (133, 1490588), (154, 1287326), (209, 948556), (266, 745294), (308, 643663), (361, 549164), (418, 474278), (532, 372647), (722, 274582), (836, 237139), (1444, 137291), (1463, 135508), (1783, 111188), (2527, 78452), (2926, 67754), (3566, 55594), (3971, 49924), (5054, 39226), (5852, 33877), (7132, 27797), (7942, 24962), (10108, 19613), (12481, 15884)]