156539385

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6820

約数の個数: 48

約数和(自身を含む): 296237760

約数和(自身を除く): 139698375

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 855, 1215, 1539, 2565, 4617, 6781, 7695, 20343, 23085, 33905, 61029, 101715, 128839, 183087, 305145, 386517, 549261, 644195, 915435, 1159551, 1647783, 1932585, 2746305, 3478653, 5797755, 8238915, 10435959, 17393265, 31307877, 52179795, 156539385]

約数ペア:

[(1, 156539385), (3, 52179795), (5, 31307877), (9, 17393265), (15, 10435959), (19, 8238915), (27, 5797755), (45, 3478653), (57, 2746305), (81, 1932585), (95, 1647783), (135, 1159551), (171, 915435), (243, 644195), (285, 549261), (405, 386517), (513, 305145), (855, 183087), (1215, 128839), (1539, 101715), (2565, 61029), (4617, 33905), (6781, 23085), (7695, 20343)]