31773879

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 50918400

約数和(自身を除く): 19144521

約数列:

[1, 3, 9, 23, 29, 67, 69, 79, 87, 201, 207, 237, 261, 603, 667, 711, 1541, 1817, 1943, 2001, 2291, 4623, 5293, 5451, 5829, 6003, 6873, 13869, 15879, 16353, 17487, 20619, 44689, 47637, 52693, 121739, 134067, 153497, 158079, 365217, 402201, 460491, 474237, 1095651, 1381473, 3530431, 10591293, 31773879]

約数ペア:

[(1, 31773879), (3, 10591293), (9, 3530431), (23, 1381473), (29, 1095651), (67, 474237), (69, 460491), (79, 402201), (87, 365217), (201, 158079), (207, 153497), (237, 134067), (261, 121739), (603, 52693), (667, 47637), (711, 44689), (1541, 20619), (1817, 17487), (1943, 16353), (2001, 15879), (2291, 13869), (4623, 6873), (5293, 6003), (5451, 5829)]