16972965

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 31749120

約数和(自身を除く): 14776155

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 529, 713, 1035, 1395, 1587, 2139, 2645, 3565, 4761, 6417, 7935, 10695, 12167, 16399, 23805, 32085, 36501, 49197, 60835, 81995, 109503, 147591, 182505, 245985, 377177, 547515, 737955, 1131531, 1885885, 3394593, 5657655, 16972965]

約数ペア:

[(1, 16972965), (3, 5657655), (5, 3394593), (9, 1885885), (15, 1131531), (23, 737955), (31, 547515), (45, 377177), (69, 245985), (93, 182505), (115, 147591), (155, 109503), (207, 81995), (279, 60835), (345, 49197), (465, 36501), (529, 32085), (713, 23805), (1035, 16399), (1395, 12167), (1587, 10695), (2139, 7935), (2645, 6417), (3565, 4761)]