215876388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197689}}^1$

素因数の和:197716

約数の個数: 48

約数和(自身を含む): 619955840

約数和(自身を除く): 404079452

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 197689, 395378, 593067, 790756, 1186134, 1383823, 2372268, 2569957, 2767646, 4151469, 5139914, 5535292, 7709871, 8302938, 10279828, 15419742, 16605876, 17989699, 30839484, 35979398, 53969097, 71958796, 107938194, 215876388]

約数ペア:

[(1, 215876388), (2, 107938194), (3, 71958796), (4, 53969097), (6, 35979398), (7, 30839484), (12, 17989699), (13, 16605876), (14, 15419742), (21, 10279828), (26, 8302938), (28, 7709871), (39, 5535292), (42, 5139914), (52, 4151469), (78, 2767646), (84, 2569957), (91, 2372268), (156, 1383823), (182, 1186134), (273, 790756), (364, 593067), (546, 395378), (1092, 197689)]