201491108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1423}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 435402240

約数和(自身を除く): 233911132

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 389, 778, 1423, 1556, 2723, 2846, 5057, 5446, 5692, 9961, 10114, 10892, 18499, 19922, 20228, 35399, 36998, 39844, 70798, 73996, 129493, 141596, 258986, 517972, 553547, 1107094, 2214188, 3874829, 7196111, 7749658, 14392222, 15499316, 28784444, 50372777, 100745554, 201491108]

約数ペア:

[(1, 201491108), (2, 100745554), (4, 50372777), (7, 28784444), (13, 15499316), (14, 14392222), (26, 7749658), (28, 7196111), (52, 3874829), (91, 2214188), (182, 1107094), (364, 553547), (389, 517972), (778, 258986), (1423, 141596), (1556, 129493), (2723, 73996), (2846, 70798), (5057, 39844), (5446, 36998), (5692, 35399), (9961, 20228), (10114, 19922), (10892, 18499)]