199241028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1801}}^1$

素因数の和:2257

約数の個数: 72

約数和(自身を含む): 577216640

約数和(自身を除く): 377975612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 439, 878, 1317, 1756, 1801, 2634, 3073, 3602, 3951, 5268, 5403, 6146, 7204, 7902, 9219, 10806, 12292, 12607, 15804, 16209, 18438, 21612, 25214, 27657, 32418, 36876, 37821, 50428, 55314, 64836, 75642, 110628, 113463, 151284, 226926, 453852, 790639, 1581278, 2371917, 3162556, 4743834, 5534473, 7115751, 9487668, 11068946, 14231502, 16603419, 22137892, 28463004, 33206838, 49810257, 66413676, 99620514, 199241028]

約数ペア:

[(1, 199241028), (2, 99620514), (3, 66413676), (4, 49810257), (6, 33206838), (7, 28463004), (9, 22137892), (12, 16603419), (14, 14231502), (18, 11068946), (21, 9487668), (28, 7115751), (36, 5534473), (42, 4743834), (63, 3162556), (84, 2371917), (126, 1581278), (252, 790639), (439, 453852), (878, 226926), (1317, 151284), (1756, 113463), (1801, 110628), (2634, 75642), (3073, 64836), (3602, 55314), (3951, 50428), (5268, 37821), (5403, 36876), (6146, 32418), (7204, 27657), (7902, 25214), (9219, 21612), (10806, 18438), (12292, 16209), (12607, 15804)]