28487376

素因数分解:

$2^4\times 3^5\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 87744384

約数和(自身を除く): 59257008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 81, 102, 108, 136, 144, 153, 162, 204, 216, 243, 272, 306, 324, 408, 431, 432, 459, 486, 612, 648, 816, 862, 918, 972, 1224, 1293, 1296, 1377, 1724, 1836, 1944, 2448, 2586, 2754, 3448, 3672, 3879, 3888, 4131, 5172, 5508, 6896, 7327, 7344, 7758, 8262, 10344, 11016, 11637, 14654, 15516, 16524, 20688, 21981, 22032, 23274, 29308, 31032, 33048, 34911, 43962, 46548, 58616, 62064, 65943, 66096, 69822, 87924, 93096, 104733, 117232, 131886, 139644, 175848, 186192, 197829, 209466, 263772, 279288, 351696, 395658, 418932, 527544, 558576, 593487, 791316, 837864, 1055088, 1186974, 1582632, 1675728, 1780461, 2373948, 3165264, 3560922, 4747896, 7121844, 9495792, 14243688, 28487376]

約数ペア:

[(1, 28487376), (2, 14243688), (3, 9495792), (4, 7121844), (6, 4747896), (8, 3560922), (9, 3165264), (12, 2373948), (16, 1780461), (17, 1675728), (18, 1582632), (24, 1186974), (27, 1055088), (34, 837864), (36, 791316), (48, 593487), (51, 558576), (54, 527544), (68, 418932), (72, 395658), (81, 351696), (102, 279288), (108, 263772), (136, 209466), (144, 197829), (153, 186192), (162, 175848), (204, 139644), (216, 131886), (243, 117232), (272, 104733), (306, 93096), (324, 87924), (408, 69822), (431, 66096), (432, 65943), (459, 62064), (486, 58616), (612, 46548), (648, 43962), (816, 34911), (862, 33048), (918, 31032), (972, 29308), (1224, 23274), (1293, 22032), (1296, 21981), (1377, 20688), (1724, 16524), (1836, 15516), (1944, 14654), (2448, 11637), (2586, 11016), (2754, 10344), (3448, 8262), (3672, 7758), (3879, 7344), (3888, 7327), (4131, 6896), (5172, 5508)]