15993012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 44241120

約数和(自身を除く): 28248108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 461, 588, 708, 826, 922, 1239, 1383, 1652, 1844, 2478, 2766, 2891, 3227, 4956, 5532, 5782, 6454, 8673, 9681, 11564, 12908, 17346, 19362, 22589, 27199, 34692, 38724, 45178, 54398, 67767, 81597, 90356, 108796, 135534, 163194, 190393, 271068, 326388, 380786, 571179, 761572, 1142358, 1332751, 2284716, 2665502, 3998253, 5331004, 7996506, 15993012]

約数ペア:

[(1, 15993012), (2, 7996506), (3, 5331004), (4, 3998253), (6, 2665502), (7, 2284716), (12, 1332751), (14, 1142358), (21, 761572), (28, 571179), (42, 380786), (49, 326388), (59, 271068), (84, 190393), (98, 163194), (118, 135534), (147, 108796), (177, 90356), (196, 81597), (236, 67767), (294, 54398), (354, 45178), (413, 38724), (461, 34692), (588, 27199), (708, 22589), (826, 19362), (922, 17346), (1239, 12908), (1383, 11564), (1652, 9681), (1844, 8673), (2478, 6454), (2766, 5782), (2891, 5532), (3227, 4956)]