78742935

素因数分解:

$3^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 149568000

約数和(自身を除く): 70825065

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 379, 405, 513, 729, 855, 1137, 1215, 1539, 1895, 2187, 2565, 3411, 3645, 4617, 5685, 7201, 7695, 10233, 10935, 13851, 17055, 21603, 23085, 30699, 36005, 41553, 51165, 64809, 69255, 92097, 108015, 153495, 194427, 207765, 276291, 324045, 460485, 583281, 828873, 972135, 1381455, 1749843, 2916405, 4144365, 5249529, 8749215, 15748587, 26247645, 78742935]

約数ペア:

[(1, 78742935), (3, 26247645), (5, 15748587), (9, 8749215), (15, 5249529), (19, 4144365), (27, 2916405), (45, 1749843), (57, 1381455), (81, 972135), (95, 828873), (135, 583281), (171, 460485), (243, 324045), (285, 276291), (379, 207765), (405, 194427), (513, 153495), (729, 108015), (855, 92097), (1137, 69255), (1215, 64809), (1539, 51165), (1895, 41553), (2187, 36005), (2565, 30699), (3411, 23085), (3645, 21603), (4617, 17055), (5685, 13851), (7201, 10935), (7695, 10233)]