28991664

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 120

約数和(自身を含む): 92619072

約数和(自身を除く): 63627408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 911, 936, 1224, 1326, 1768, 1822, 1872, 1989, 2448, 2652, 2733, 3536, 3644, 3978, 5304, 5466, 7288, 7956, 8199, 10608, 10932, 11843, 14576, 15487, 15912, 16398, 21864, 23686, 30974, 31824, 32796, 35529, 43728, 46461, 47372, 61948, 65592, 71058, 92922, 94744, 106587, 123896, 131184, 139383, 142116, 185844, 189488, 201331, 213174, 247792, 278766, 284232, 371688, 402662, 426348, 557532, 568464, 603993, 743376, 805324, 852696, 1115064, 1207986, 1610648, 1705392, 1811979, 2230128, 2415972, 3221296, 3623958, 4831944, 7247916, 9663888, 14495832, 28991664]

約数ペア:

[(1, 28991664), (2, 14495832), (3, 9663888), (4, 7247916), (6, 4831944), (8, 3623958), (9, 3221296), (12, 2415972), (13, 2230128), (16, 1811979), (17, 1705392), (18, 1610648), (24, 1207986), (26, 1115064), (34, 852696), (36, 805324), (39, 743376), (48, 603993), (51, 568464), (52, 557532), (68, 426348), (72, 402662), (78, 371688), (102, 284232), (104, 278766), (117, 247792), (136, 213174), (144, 201331), (153, 189488), (156, 185844), (204, 142116), (208, 139383), (221, 131184), (234, 123896), (272, 106587), (306, 94744), (312, 92922), (408, 71058), (442, 65592), (468, 61948), (612, 47372), (624, 46461), (663, 43728), (816, 35529), (884, 32796), (911, 31824), (936, 30974), (1224, 23686), (1326, 21864), (1768, 16398), (1822, 15912), (1872, 15487), (1989, 14576), (2448, 11843), (2652, 10932), (2733, 10608), (3536, 8199), (3644, 7956), (3978, 7288), (5304, 5466)]