171913910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 195804490

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 227, 310, 349, 434, 454, 698, 1085, 1135, 1589, 1745, 2170, 2270, 2443, 3178, 3490, 4886, 7037, 7945, 10819, 12215, 14074, 15890, 21638, 24430, 35185, 49259, 54095, 70370, 75733, 79223, 98518, 108190, 151466, 158446, 246295, 378665, 396115, 492590, 554561, 757330, 792230, 1109122, 2455913, 2772805, 4911826, 5545610, 12279565, 17191391, 24559130, 34382782, 85956955, 171913910]

約数ペア:

[(1, 171913910), (2, 85956955), (5, 34382782), (7, 24559130), (10, 17191391), (14, 12279565), (31, 5545610), (35, 4911826), (62, 2772805), (70, 2455913), (155, 1109122), (217, 792230), (227, 757330), (310, 554561), (349, 492590), (434, 396115), (454, 378665), (698, 246295), (1085, 158446), (1135, 151466), (1589, 108190), (1745, 98518), (2170, 79223), (2270, 75733), (2443, 70370), (3178, 54095), (3490, 49259), (4886, 35185), (7037, 24430), (7945, 21638), (10819, 15890), (12215, 14074)]