156946388

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 297010560

約数和(自身を除く): 140064172

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 97, 172, 194, 388, 409, 818, 989, 1636, 1978, 2231, 3956, 4171, 4462, 8342, 8924, 9407, 16684, 17587, 18814, 35174, 37628, 39673, 70348, 79346, 95933, 158692, 191866, 383732, 404501, 809002, 912479, 1618004, 1705939, 1824958, 3411878, 3649916, 6823756, 39236597, 78473194, 156946388]

約数ペア:

[(1, 156946388), (2, 78473194), (4, 39236597), (23, 6823756), (43, 3649916), (46, 3411878), (86, 1824958), (92, 1705939), (97, 1618004), (172, 912479), (194, 809002), (388, 404501), (409, 383732), (818, 191866), (989, 158692), (1636, 95933), (1978, 79346), (2231, 70348), (3956, 39673), (4171, 37628), (4462, 35174), (8342, 18814), (8924, 17587), (9407, 16684)]