220139946

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{40903}}^1$

素因数の和:40947

約数の個数: 48

約数和(自身を含む): 536006016

約数和(自身を除く): 315866070

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 40903, 81806, 122709, 245418, 368127, 531739, 736254, 940769, 1063478, 1595217, 1881538, 2822307, 3190434, 4785651, 5644614, 8466921, 9571302, 12229997, 16933842, 24459994, 36689991, 73379982, 110069973, 220139946]

約数ペア:

[(1, 220139946), (2, 110069973), (3, 73379982), (6, 36689991), (9, 24459994), (13, 16933842), (18, 12229997), (23, 9571302), (26, 8466921), (39, 5644614), (46, 4785651), (69, 3190434), (78, 2822307), (117, 1881538), (138, 1595217), (207, 1063478), (234, 940769), (299, 736254), (414, 531739), (598, 368127), (897, 245418), (1794, 122709), (2691, 81806), (5382, 40903)]