81709994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 136080000

約数和(自身を除く): 54370006

約数列:

[1, 2, 19, 29, 38, 53, 58, 106, 551, 1007, 1102, 1399, 1537, 2014, 2798, 3074, 26581, 29203, 40571, 53162, 58406, 74147, 81142, 148294, 770849, 1408793, 1541698, 2150263, 2817586, 4300526, 40854997, 81709994]

約数ペア:

[(1, 81709994), (2, 40854997), (19, 4300526), (29, 2817586), (38, 2150263), (53, 1541698), (58, 1408793), (106, 770849), (551, 148294), (1007, 81142), (1102, 74147), (1399, 58406), (1537, 53162), (2014, 40571), (2798, 29203), (3074, 26581)]