28918395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 56766528

約数和(自身を除く): 27848133

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 113, 121, 141, 165, 235, 339, 363, 423, 495, 517, 565, 605, 705, 1017, 1089, 1243, 1551, 1695, 1815, 2115, 2585, 3729, 4653, 5085, 5311, 5445, 5687, 6215, 7755, 11187, 13673, 15933, 17061, 18645, 23265, 26555, 28435, 41019, 47799, 51183, 55935, 58421, 68365, 79665, 85305, 123057, 175263, 205095, 238995, 255915, 292105, 525789, 615285, 642631, 876315, 1927893, 2628945, 3213155, 5783679, 9639465, 28918395]

約数ペア:

[(1, 28918395), (3, 9639465), (5, 5783679), (9, 3213155), (11, 2628945), (15, 1927893), (33, 876315), (45, 642631), (47, 615285), (55, 525789), (99, 292105), (113, 255915), (121, 238995), (141, 205095), (165, 175263), (235, 123057), (339, 85305), (363, 79665), (423, 68365), (495, 58421), (517, 55935), (565, 51183), (605, 47799), (705, 41019), (1017, 28435), (1089, 26555), (1243, 23265), (1551, 18645), (1695, 17061), (1815, 15933), (2115, 13673), (2585, 11187), (3729, 7755), (4653, 6215), (5085, 5687), (5311, 5445)]