28503832

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37160168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 79, 119, 136, 158, 238, 316, 379, 476, 553, 632, 758, 952, 1106, 1343, 1516, 2212, 2653, 2686, 3032, 4424, 5306, 5372, 6443, 9401, 10612, 10744, 12886, 18802, 21224, 25772, 29941, 37604, 45101, 51544, 59882, 75208, 90202, 119764, 180404, 209587, 239528, 360808, 419174, 508997, 838348, 1017994, 1676696, 2035988, 3562979, 4071976, 7125958, 14251916, 28503832]

約数ペア:

[(1, 28503832), (2, 14251916), (4, 7125958), (7, 4071976), (8, 3562979), (14, 2035988), (17, 1676696), (28, 1017994), (34, 838348), (56, 508997), (68, 419174), (79, 360808), (119, 239528), (136, 209587), (158, 180404), (238, 119764), (316, 90202), (379, 75208), (476, 59882), (553, 51544), (632, 45101), (758, 37604), (952, 29941), (1106, 25772), (1343, 21224), (1516, 18802), (2212, 12886), (2653, 10744), (2686, 10612), (3032, 9401), (4424, 6443), (5306, 5372)]