16399188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 45395168

約数和(自身を除く): 28995980

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 67, 78, 117, 134, 156, 201, 234, 268, 402, 468, 523, 603, 804, 871, 1046, 1206, 1569, 1742, 2092, 2412, 2613, 3138, 3484, 4707, 5226, 6276, 6799, 7839, 9414, 10452, 13598, 15678, 18828, 20397, 27196, 31356, 35041, 40794, 61191, 70082, 81588, 105123, 122382, 140164, 210246, 244764, 315369, 420492, 455533, 630738, 911066, 1261476, 1366599, 1822132, 2733198, 4099797, 5466396, 8199594, 16399188]

約数ペア:

[(1, 16399188), (2, 8199594), (3, 5466396), (4, 4099797), (6, 2733198), (9, 1822132), (12, 1366599), (13, 1261476), (18, 911066), (26, 630738), (36, 455533), (39, 420492), (52, 315369), (67, 244764), (78, 210246), (117, 140164), (134, 122382), (156, 105123), (201, 81588), (234, 70082), (268, 61191), (402, 40794), (468, 35041), (523, 31356), (603, 27196), (804, 20397), (871, 18828), (1046, 15678), (1206, 13598), (1569, 10452), (1742, 9414), (2092, 7839), (2412, 6799), (2613, 6276), (3138, 5226), (3484, 4707)]