4009005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 9434880

約数和(自身を除く): 5425875

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 55, 63, 65, 77, 89, 91, 99, 105, 117, 143, 165, 195, 231, 267, 273, 315, 385, 429, 445, 455, 495, 585, 623, 693, 715, 801, 819, 979, 1001, 1155, 1157, 1287, 1335, 1365, 1869, 2145, 2937, 3003, 3115, 3465, 3471, 4005, 4095, 4895, 5005, 5607, 5785, 6435, 6853, 8099, 8811, 9009, 9345, 10413, 12727, 14685, 15015, 17355, 20559, 24297, 28035, 34265, 38181, 40495, 44055, 45045, 52065, 61677, 63635, 72891, 89089, 102795, 114543, 121485, 190905, 267267, 308385, 364455, 445445, 572715, 801801, 1336335, 4009005]

約数ペア:

[(1, 4009005), (3, 1336335), (5, 801801), (7, 572715), (9, 445445), (11, 364455), (13, 308385), (15, 267267), (21, 190905), (33, 121485), (35, 114543), (39, 102795), (45, 89089), (55, 72891), (63, 63635), (65, 61677), (77, 52065), (89, 45045), (91, 44055), (99, 40495), (105, 38181), (117, 34265), (143, 28035), (165, 24297), (195, 20559), (231, 17355), (267, 15015), (273, 14685), (315, 12727), (385, 10413), (429, 9345), (445, 9009), (455, 8811), (495, 8099), (585, 6853), (623, 6435), (693, 5785), (715, 5607), (801, 5005), (819, 4895), (979, 4095), (1001, 4005), (1155, 3471), (1157, 3465), (1287, 3115), (1335, 3003), (1365, 2937), (1869, 2145)]