1900201821

素因数分解:

$3^1\times 7^4\times {\mathrm{331}}^1\times {\mathrm{797}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 2968342944

約数和(自身を除く): 1068141123

約数列:

[1, 3, 7, 21, 49, 147, 331, 343, 797, 993, 1029, 2317, 2391, 2401, 5579, 6951, 7203, 16219, 16737, 39053, 48657, 113533, 117159, 263807, 273371, 340599, 791421, 794731, 820113, 1846649, 1913597, 2384193, 5539947, 5740791, 12926543, 38779629, 90485801, 271457403, 633400607, 1900201821]

約数ペア:

[(1, 1900201821), (3, 633400607), (7, 271457403), (21, 90485801), (49, 38779629), (147, 12926543), (331, 5740791), (343, 5539947), (797, 2384193), (993, 1913597), (1029, 1846649), (2317, 820113), (2391, 794731), (2401, 791421), (5579, 340599), (6951, 273371), (7203, 263807), (16219, 117159), (16737, 113533), (39053, 48657)]