74439405

素因数分解:

$3^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 134918784

約数和(自身を除く): 60479379

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 243, 311, 405, 591, 933, 985, 1215, 1555, 1773, 2799, 2955, 4665, 5319, 8397, 8865, 13995, 15957, 25191, 26595, 41985, 47871, 61267, 75573, 79785, 125955, 183801, 239355, 306335, 377865, 551403, 919005, 1654209, 2757015, 4962627, 8271045, 14887881, 24813135, 74439405]

約数ペア:

[(1, 74439405), (3, 24813135), (5, 14887881), (9, 8271045), (15, 4962627), (27, 2757015), (45, 1654209), (81, 919005), (135, 551403), (197, 377865), (243, 306335), (311, 239355), (405, 183801), (591, 125955), (933, 79785), (985, 75573), (1215, 61267), (1555, 47871), (1773, 41985), (2799, 26595), (2955, 25191), (4665, 15957), (5319, 13995), (8397, 8865)]