251128206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{5521}}^1$

素因数の和:5574

約数の個数: 72

約数和(自身を含む): 656411184

約数和(自身を除く): 405282978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 361, 399, 722, 798, 1083, 1197, 2166, 2394, 2527, 3249, 5054, 5521, 6498, 7581, 11042, 15162, 16563, 22743, 33126, 38647, 45486, 49689, 77294, 99378, 104899, 115941, 209798, 231882, 314697, 347823, 629394, 695646, 734293, 944091, 1468586, 1888182, 1993081, 2202879, 3986162, 4405758, 5979243, 6608637, 11958486, 13217274, 13951567, 17937729, 27903134, 35875458, 41854701, 83709402, 125564103, 251128206]

約数ペア:

[(1, 251128206), (2, 125564103), (3, 83709402), (6, 41854701), (7, 35875458), (9, 27903134), (14, 17937729), (18, 13951567), (19, 13217274), (21, 11958486), (38, 6608637), (42, 5979243), (57, 4405758), (63, 3986162), (114, 2202879), (126, 1993081), (133, 1888182), (171, 1468586), (266, 944091), (342, 734293), (361, 695646), (399, 629394), (722, 347823), (798, 314697), (1083, 231882), (1197, 209798), (2166, 115941), (2394, 104899), (2527, 99378), (3249, 77294), (5054, 49689), (5521, 45486), (6498, 38647), (7581, 33126), (11042, 22743), (15162, 16563)]