1640613

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 32

約数和(自身を含む): 2580480

約数和(自身を除く): 939867

約数列:

[1, 3, 13, 23, 31, 39, 59, 69, 93, 177, 299, 403, 713, 767, 897, 1209, 1357, 1829, 2139, 2301, 4071, 5487, 9269, 17641, 23777, 27807, 42067, 52923, 71331, 126201, 546871, 1640613]

約数ペア:

[(1, 1640613), (3, 546871), (13, 126201), (23, 71331), (31, 52923), (39, 42067), (59, 27807), (69, 23777), (93, 17641), (177, 9269), (299, 5487), (403, 4071), (713, 2301), (767, 2139), (897, 1829), (1209, 1357)]