81516735

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 146469024

約数和(自身を除く): 64952289

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 173, 185, 283, 333, 519, 555, 849, 865, 1415, 1557, 1665, 2547, 2595, 4245, 6401, 7785, 10471, 12735, 19203, 31413, 32005, 48959, 52355, 57609, 94239, 96015, 146877, 157065, 244795, 288045, 440631, 471195, 734385, 1811483, 2203155, 5434449, 9057415, 16303347, 27172245, 81516735]

約数ペア:

[(1, 81516735), (3, 27172245), (5, 16303347), (9, 9057415), (15, 5434449), (37, 2203155), (45, 1811483), (111, 734385), (173, 471195), (185, 440631), (283, 288045), (333, 244795), (519, 157065), (555, 146877), (849, 96015), (865, 94239), (1415, 57609), (1557, 52355), (1665, 48959), (2547, 32005), (2595, 31413), (4245, 19203), (6401, 12735), (7785, 10471)]