201831003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 334803456

約数和(自身を除く): 132972453

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 137, 207, 253, 411, 647, 759, 1233, 1507, 1941, 2277, 3151, 4521, 5823, 7117, 9453, 13563, 14881, 21351, 28359, 34661, 44643, 64053, 88639, 103983, 133929, 163691, 265917, 311949, 491073, 797751, 975029, 1473219, 2038697, 2925087, 6116091, 8775261, 18348273, 22425667, 67277001, 201831003]

約数ペア:

[(1, 201831003), (3, 67277001), (9, 22425667), (11, 18348273), (23, 8775261), (33, 6116091), (69, 2925087), (99, 2038697), (137, 1473219), (207, 975029), (253, 797751), (411, 491073), (647, 311949), (759, 265917), (1233, 163691), (1507, 133929), (1941, 103983), (2277, 88639), (3151, 64053), (4521, 44643), (5823, 34661), (7117, 28359), (9453, 21351), (13563, 14881)]