201124994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 389836800

約数和(自身を除く): 188711806

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 79, 119, 133, 158, 238, 266, 323, 553, 563, 646, 1106, 1126, 1343, 1501, 2261, 2686, 3002, 3941, 4522, 7882, 9401, 9571, 10507, 10697, 18802, 19142, 21014, 21394, 25517, 44477, 51034, 66997, 74879, 88954, 133994, 149758, 178619, 181849, 311339, 357238, 363698, 622678, 756109, 845063, 1272943, 1512218, 1690126, 2545886, 5292763, 5915441, 10585526, 11830882, 14366071, 28732142, 100562497, 201124994]

約数ペア:

[(1, 201124994), (2, 100562497), (7, 28732142), (14, 14366071), (17, 11830882), (19, 10585526), (34, 5915441), (38, 5292763), (79, 2545886), (119, 1690126), (133, 1512218), (158, 1272943), (238, 845063), (266, 756109), (323, 622678), (553, 363698), (563, 357238), (646, 311339), (1106, 181849), (1126, 178619), (1343, 149758), (1501, 133994), (2261, 88954), (2686, 74879), (3002, 66997), (3941, 51034), (4522, 44477), (7882, 25517), (9401, 21394), (9571, 21014), (10507, 19142), (10697, 18802)]