1287942708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2065

約数の個数: 96

約数和(自身を含む): 3346180992

約数和(自身を除く): 2058238284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 101, 129, 156, 172, 202, 258, 303, 404, 516, 559, 606, 1118, 1212, 1313, 1677, 1901, 2236, 2626, 3354, 3802, 3939, 4343, 5252, 5703, 6708, 7604, 7878, 8686, 11406, 13029, 15756, 17372, 22812, 24713, 26058, 49426, 52116, 56459, 74139, 81743, 98852, 112918, 148278, 163486, 169377, 192001, 225836, 245229, 296556, 326972, 338754, 384002, 490458, 576003, 677508, 768004, 980916, 1062659, 1152006, 2125318, 2304012, 2496013, 3187977, 4250636, 4992026, 6375954, 7488039, 8256043, 9984052, 12751908, 14976078, 16512086, 24768129, 29952156, 33024172, 49536258, 99072516, 107328559, 214657118, 321985677, 429314236, 643971354, 1287942708]

約数ペア:

[(1, 1287942708), (2, 643971354), (3, 429314236), (4, 321985677), (6, 214657118), (12, 107328559), (13, 99072516), (26, 49536258), (39, 33024172), (43, 29952156), (52, 24768129), (78, 16512086), (86, 14976078), (101, 12751908), (129, 9984052), (156, 8256043), (172, 7488039), (202, 6375954), (258, 4992026), (303, 4250636), (404, 3187977), (516, 2496013), (559, 2304012), (606, 2125318), (1118, 1152006), (1212, 1062659), (1313, 980916), (1677, 768004), (1901, 677508), (2236, 576003), (2626, 490458), (3354, 384002), (3802, 338754), (3939, 326972), (4343, 296556), (5252, 245229), (5703, 225836), (6708, 192001), (7604, 169377), (7878, 163486), (8686, 148278), (11406, 112918), (13029, 98852), (15756, 81743), (17372, 74139), (22812, 56459), (24713, 52116), (26058, 49426)]