17915742

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 80

約数和(自身を含む): 44396352

約数和(自身を除く): 26480610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 47, 54, 78, 81, 94, 117, 141, 162, 181, 234, 282, 351, 362, 423, 543, 611, 702, 846, 1053, 1086, 1222, 1269, 1629, 1833, 2106, 2353, 2538, 3258, 3666, 3807, 4706, 4887, 5499, 7059, 7614, 8507, 9774, 10998, 14118, 14661, 16497, 17014, 21177, 25521, 29322, 32994, 42354, 49491, 51042, 63531, 76563, 98982, 110591, 127062, 153126, 190593, 221182, 229689, 331773, 381186, 459378, 663546, 689067, 995319, 1378134, 1990638, 2985957, 5971914, 8957871, 17915742]

約数ペア:

[(1, 17915742), (2, 8957871), (3, 5971914), (6, 2985957), (9, 1990638), (13, 1378134), (18, 995319), (26, 689067), (27, 663546), (39, 459378), (47, 381186), (54, 331773), (78, 229689), (81, 221182), (94, 190593), (117, 153126), (141, 127062), (162, 110591), (181, 98982), (234, 76563), (282, 63531), (351, 51042), (362, 49491), (423, 42354), (543, 32994), (611, 29322), (702, 25521), (846, 21177), (1053, 17014), (1086, 16497), (1222, 14661), (1269, 14118), (1629, 10998), (1833, 9774), (2106, 8507), (2353, 7614), (2538, 7059), (3258, 5499), (3666, 4887), (3807, 4706)]