208036908

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1423}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 547362816

約数和(自身を除く): 339325908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 131, 186, 262, 279, 372, 393, 524, 558, 786, 1116, 1179, 1423, 1572, 2358, 2846, 4061, 4269, 4716, 5692, 8122, 8538, 12183, 12807, 16244, 17076, 24366, 25614, 36549, 44113, 48732, 51228, 73098, 88226, 132339, 146196, 176452, 186413, 264678, 372826, 397017, 529356, 559239, 745652, 794034, 1118478, 1588068, 1677717, 2236956, 3355434, 5778803, 6710868, 11557606, 17336409, 23115212, 34672818, 52009227, 69345636, 104018454, 208036908]

約数ペア:

[(1, 208036908), (2, 104018454), (3, 69345636), (4, 52009227), (6, 34672818), (9, 23115212), (12, 17336409), (18, 11557606), (31, 6710868), (36, 5778803), (62, 3355434), (93, 2236956), (124, 1677717), (131, 1588068), (186, 1118478), (262, 794034), (279, 745652), (372, 559239), (393, 529356), (524, 397017), (558, 372826), (786, 264678), (1116, 186413), (1179, 176452), (1423, 146196), (1572, 132339), (2358, 88226), (2846, 73098), (4061, 51228), (4269, 48732), (4716, 44113), (5692, 36549), (8122, 25614), (8538, 24366), (12183, 17076), (12807, 16244)]