61243917

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 100867200

約数和(自身を除く): 39623283

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 149, 161, 259, 447, 483, 529, 777, 851, 1043, 1587, 2553, 3129, 3427, 3703, 5513, 5957, 10281, 11109, 16539, 17871, 19573, 23989, 38591, 58719, 71967, 78821, 115773, 126799, 137011, 236463, 380397, 411033, 551747, 887593, 1655241, 2662779, 2916377, 8749131, 20414639, 61243917]

約数ペア:

[(1, 61243917), (3, 20414639), (7, 8749131), (21, 2916377), (23, 2662779), (37, 1655241), (69, 887593), (111, 551747), (149, 411033), (161, 380397), (259, 236463), (447, 137011), (483, 126799), (529, 115773), (777, 78821), (851, 71967), (1043, 58719), (1587, 38591), (2553, 23989), (3129, 19573), (3427, 17871), (3703, 16539), (5513, 11109), (5957, 10281)]