30220918

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 57394656

約数和(自身を除く): 27173738

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 169, 182, 241, 338, 371, 482, 689, 742, 1183, 1378, 1687, 2366, 3133, 3374, 4823, 6266, 8957, 9646, 12773, 17914, 21931, 25546, 40729, 43862, 62699, 81458, 89411, 125398, 166049, 178822, 285103, 332098, 570206, 1162343, 2158637, 2324686, 4317274, 15110459, 30220918]

約数ペア:

[(1, 30220918), (2, 15110459), (7, 4317274), (13, 2324686), (14, 2158637), (26, 1162343), (53, 570206), (91, 332098), (106, 285103), (169, 178822), (182, 166049), (241, 125398), (338, 89411), (371, 81458), (482, 62699), (689, 43862), (742, 40729), (1183, 25546), (1378, 21931), (1687, 17914), (2366, 12773), (3133, 9646), (3374, 8957), (4823, 6266)]