123813963

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 229525920

約数和(自身を除く): 105711957

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 169, 203, 261, 273, 377, 401, 507, 609, 819, 1131, 1183, 1203, 1521, 1827, 2639, 2807, 3393, 3549, 3609, 4901, 5213, 7917, 8421, 10647, 11629, 14703, 15639, 23751, 25263, 34307, 34887, 36491, 44109, 46917, 67769, 81403, 102921, 104661, 109473, 151177, 203307, 244209, 308763, 328419, 453531, 474383, 609921, 732627, 1058239, 1360593, 1423149, 1965301, 3174717, 4269447, 5895903, 9524151, 13757107, 17687709, 41271321, 123813963]

約数ペア:

[(1, 123813963), (3, 41271321), (7, 17687709), (9, 13757107), (13, 9524151), (21, 5895903), (29, 4269447), (39, 3174717), (63, 1965301), (87, 1423149), (91, 1360593), (117, 1058239), (169, 732627), (203, 609921), (261, 474383), (273, 453531), (377, 328419), (401, 308763), (507, 244209), (609, 203307), (819, 151177), (1131, 109473), (1183, 104661), (1203, 102921), (1521, 81403), (1827, 67769), (2639, 46917), (2807, 44109), (3393, 36491), (3549, 34887), (3609, 34307), (4901, 25263), (5213, 23751), (7917, 15639), (8421, 14703), (10647, 11629)]