309291268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1871}}^1$

素因数の和:1933

約数の個数: 72

約数和(自身を含む): 675851904

約数和(自身を除く): 366560636

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 289, 374, 442, 572, 578, 748, 884, 1156, 1871, 2431, 3179, 3742, 3757, 4862, 6358, 7484, 7514, 9724, 12716, 15028, 20581, 24323, 31807, 41162, 41327, 48646, 63614, 82324, 82654, 97292, 127228, 165308, 267553, 349877, 413491, 535106, 540719, 699754, 826982, 1070212, 1081438, 1399508, 1653964, 2162876, 4548401, 5947909, 7029347, 9096802, 11895818, 14058694, 18193604, 23791636, 28117388, 77322817, 154645634, 309291268]

約数ペア:

[(1, 309291268), (2, 154645634), (4, 77322817), (11, 28117388), (13, 23791636), (17, 18193604), (22, 14058694), (26, 11895818), (34, 9096802), (44, 7029347), (52, 5947909), (68, 4548401), (143, 2162876), (187, 1653964), (221, 1399508), (286, 1081438), (289, 1070212), (374, 826982), (442, 699754), (572, 540719), (578, 535106), (748, 413491), (884, 349877), (1156, 267553), (1871, 165308), (2431, 127228), (3179, 97292), (3742, 82654), (3757, 82324), (4862, 63614), (6358, 48646), (7484, 41327), (7514, 41162), (9724, 31807), (12716, 24323), (15028, 20581)]