15908984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 37837080

約数和(自身を除く): 21928096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 169, 182, 287, 328, 338, 364, 533, 574, 676, 728, 1066, 1148, 1183, 1352, 1681, 2132, 2296, 2366, 3362, 3731, 4264, 4732, 6724, 6929, 7462, 9464, 11767, 13448, 13858, 14924, 21853, 23534, 27716, 29848, 43706, 47068, 48503, 55432, 87412, 94136, 97006, 152971, 174824, 194012, 284089, 305942, 388024, 568178, 611884, 1136356, 1223768, 1988623, 2272712, 3977246, 7954492, 15908984]

約数ペア:

[(1, 15908984), (2, 7954492), (4, 3977246), (7, 2272712), (8, 1988623), (13, 1223768), (14, 1136356), (26, 611884), (28, 568178), (41, 388024), (52, 305942), (56, 284089), (82, 194012), (91, 174824), (104, 152971), (164, 97006), (169, 94136), (182, 87412), (287, 55432), (328, 48503), (338, 47068), (364, 43706), (533, 29848), (574, 27716), (676, 23534), (728, 21853), (1066, 14924), (1148, 13858), (1183, 13448), (1352, 11767), (1681, 9464), (2132, 7462), (2296, 6929), (2366, 6724), (3362, 4732), (3731, 4264)]