16390998

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 40696656

約数和(自身を除く): 24305658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 81, 86, 117, 129, 162, 181, 234, 258, 351, 362, 387, 543, 559, 702, 774, 1053, 1086, 1118, 1161, 1629, 1677, 2106, 2322, 2353, 3258, 3354, 3483, 4706, 4887, 5031, 6966, 7059, 7783, 9774, 10062, 14118, 14661, 15093, 15566, 21177, 23349, 29322, 30186, 42354, 45279, 46698, 63531, 70047, 90558, 101179, 127062, 140094, 190593, 202358, 210141, 303537, 381186, 420282, 607074, 630423, 910611, 1260846, 1821222, 2731833, 5463666, 8195499, 16390998]

約数ペア:

[(1, 16390998), (2, 8195499), (3, 5463666), (6, 2731833), (9, 1821222), (13, 1260846), (18, 910611), (26, 630423), (27, 607074), (39, 420282), (43, 381186), (54, 303537), (78, 210141), (81, 202358), (86, 190593), (117, 140094), (129, 127062), (162, 101179), (181, 90558), (234, 70047), (258, 63531), (351, 46698), (362, 45279), (387, 42354), (543, 30186), (559, 29322), (702, 23349), (774, 21177), (1053, 15566), (1086, 15093), (1118, 14661), (1161, 14118), (1629, 10062), (1677, 9774), (2106, 7783), (2322, 7059), (2353, 6966), (3258, 5031), (3354, 4887), (3483, 4706)]