15856308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 72

約数和(自身を含む): 45726408

約数和(自身を除く): 29870100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 1993, 2652, 3978, 3986, 5979, 7956, 7972, 11958, 17937, 23916, 25909, 33881, 35874, 51818, 67762, 71748, 77727, 101643, 103636, 135524, 155454, 203286, 233181, 304929, 310908, 406572, 440453, 466362, 609858, 880906, 932724, 1219716, 1321359, 1761812, 2642718, 3964077, 5285436, 7928154, 15856308]

約数ペア:

[(1, 15856308), (2, 7928154), (3, 5285436), (4, 3964077), (6, 2642718), (9, 1761812), (12, 1321359), (13, 1219716), (17, 932724), (18, 880906), (26, 609858), (34, 466362), (36, 440453), (39, 406572), (51, 310908), (52, 304929), (68, 233181), (78, 203286), (102, 155454), (117, 135524), (153, 103636), (156, 101643), (204, 77727), (221, 71748), (234, 67762), (306, 51818), (442, 35874), (468, 33881), (612, 25909), (663, 23916), (884, 17937), (1326, 11958), (1989, 7972), (1993, 7956), (2652, 5979), (3978, 3986)]