47205405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 96445440

約数和(自身を除く): 49240035

約数列:

[1, 3, 5, 9, 13, 15, 19, 31, 39, 45, 57, 65, 93, 95, 117, 137, 155, 171, 195, 247, 279, 285, 403, 411, 465, 585, 589, 685, 741, 855, 1209, 1233, 1235, 1395, 1767, 1781, 2015, 2055, 2223, 2603, 2945, 3627, 3705, 4247, 5301, 5343, 6045, 6165, 7657, 7809, 8835, 8905, 11115, 12741, 13015, 16029, 18135, 21235, 22971, 23427, 26505, 26715, 33839, 38223, 38285, 39045, 55211, 63705, 68913, 80145, 80693, 101517, 114855, 117135, 165633, 169195, 191115, 242079, 276055, 304551, 344565, 403465, 496899, 507585, 726237, 828165, 1049009, 1210395, 1522755, 2484495, 3147027, 3631185, 5245045, 9441081, 15735135, 47205405]

約数ペア:

[(1, 47205405), (3, 15735135), (5, 9441081), (9, 5245045), (13, 3631185), (15, 3147027), (19, 2484495), (31, 1522755), (39, 1210395), (45, 1049009), (57, 828165), (65, 726237), (93, 507585), (95, 496899), (117, 403465), (137, 344565), (155, 304551), (171, 276055), (195, 242079), (247, 191115), (279, 169195), (285, 165633), (403, 117135), (411, 114855), (465, 101517), (585, 80693), (589, 80145), (685, 68913), (741, 63705), (855, 55211), (1209, 39045), (1233, 38285), (1235, 38223), (1395, 33839), (1767, 26715), (1781, 26505), (2015, 23427), (2055, 22971), (2223, 21235), (2603, 18135), (2945, 16029), (3627, 13015), (3705, 12741), (4247, 11115), (5301, 8905), (5343, 8835), (6045, 7809), (6165, 7657)]