396985995

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{60013}}^1$

素因数の和:60041

約数の個数: 48

約数和(自身を含む): 820991520

約数和(自身を除く): 424005525

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 60013, 180039, 300065, 420091, 540117, 900195, 1260273, 1620351, 2100455, 2700585, 2940637, 3780819, 6301365, 8101755, 8821911, 11342457, 14703185, 18904095, 26465733, 44109555, 56712285, 79397199, 132328665, 396985995]

約数ペア:

[(1, 396985995), (3, 132328665), (5, 79397199), (7, 56712285), (9, 44109555), (15, 26465733), (21, 18904095), (27, 14703185), (35, 11342457), (45, 8821911), (49, 8101755), (63, 6301365), (105, 3780819), (135, 2940637), (147, 2700585), (189, 2100455), (245, 1620351), (315, 1260273), (441, 900195), (735, 540117), (945, 420091), (1323, 300065), (2205, 180039), (6615, 60013)]