31355586

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 80

約数和(自身を含む): 75620160

約数和(自身を除く): 44264574

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 61, 81, 114, 122, 162, 167, 171, 183, 334, 342, 366, 501, 513, 549, 1002, 1026, 1098, 1159, 1503, 1539, 1647, 2318, 3006, 3078, 3173, 3294, 3477, 4509, 4941, 6346, 6954, 9018, 9519, 9882, 10187, 10431, 13527, 19038, 20374, 20862, 27054, 28557, 30561, 31293, 57114, 61122, 62586, 85671, 91683, 93879, 171342, 183366, 187758, 193553, 257013, 275049, 387106, 514026, 550098, 580659, 825147, 1161318, 1650294, 1741977, 3483954, 5225931, 10451862, 15677793, 31355586]

約数ペア:

[(1, 31355586), (2, 15677793), (3, 10451862), (6, 5225931), (9, 3483954), (18, 1741977), (19, 1650294), (27, 1161318), (38, 825147), (54, 580659), (57, 550098), (61, 514026), (81, 387106), (114, 275049), (122, 257013), (162, 193553), (167, 187758), (171, 183366), (183, 171342), (334, 93879), (342, 91683), (366, 85671), (501, 62586), (513, 61122), (549, 57114), (1002, 31293), (1026, 30561), (1098, 28557), (1159, 27054), (1503, 20862), (1539, 20374), (1647, 19038), (2318, 13527), (3006, 10431), (3078, 10187), (3173, 9882), (3294, 9519), (3477, 9018), (4509, 6954), (4941, 6346)]