121273551

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 213160960

約数和(自身を除く): 91887409

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 67, 157, 183, 189, 201, 427, 469, 471, 549, 603, 1099, 1281, 1407, 1413, 1647, 1809, 3297, 3843, 4087, 4221, 4239, 9577, 9891, 10519, 11529, 12261, 12663, 28609, 28731, 29673, 31557, 36783, 67039, 73633, 85827, 86193, 94671, 110349, 201117, 220899, 257481, 258579, 284013, 603351, 641659, 662697, 772443, 1810053, 1924977, 1988091, 4491613, 5774931, 13474839, 17324793, 40424517, 121273551]

約数ペア:

[(1, 121273551), (3, 40424517), (7, 17324793), (9, 13474839), (21, 5774931), (27, 4491613), (61, 1988091), (63, 1924977), (67, 1810053), (157, 772443), (183, 662697), (189, 641659), (201, 603351), (427, 284013), (469, 258579), (471, 257481), (549, 220899), (603, 201117), (1099, 110349), (1281, 94671), (1407, 86193), (1413, 85827), (1647, 73633), (1809, 67039), (3297, 36783), (3843, 31557), (4087, 29673), (4221, 28731), (4239, 28609), (9577, 12663), (9891, 12261), (10519, 11529)]