72684135

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{911}}^1$

素因数の和:1125

約数の個数: 40

約数和(自身を含む): 131098176

約数和(自身を除く): 58414041

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 911, 985, 1773, 2733, 2955, 4555, 5319, 8199, 8865, 13665, 15957, 24597, 26595, 40995, 73791, 79785, 122985, 179467, 368955, 538401, 897335, 1615203, 2692005, 4845609, 8076015, 14536827, 24228045, 72684135]

約数ペア:

[(1, 72684135), (3, 24228045), (5, 14536827), (9, 8076015), (15, 4845609), (27, 2692005), (45, 1615203), (81, 897335), (135, 538401), (197, 368955), (405, 179467), (591, 122985), (911, 79785), (985, 73791), (1773, 40995), (2733, 26595), (2955, 24597), (4555, 15957), (5319, 13665), (8199, 8865)]