408059253

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 687697920

約数和(自身を除く): 279638667

約数列:

[1, 3, 7, 9, 21, 63, 79, 163, 237, 489, 503, 553, 711, 1141, 1467, 1509, 1659, 3423, 3521, 4527, 4977, 10269, 10563, 12877, 31689, 38631, 39737, 81989, 90139, 115893, 119211, 245967, 270417, 278159, 357633, 573923, 737901, 811251, 834477, 1721769, 2503431, 5165307, 6477131, 19431393, 45339917, 58294179, 136019751, 408059253]

約数ペア:

[(1, 408059253), (3, 136019751), (7, 58294179), (9, 45339917), (21, 19431393), (63, 6477131), (79, 5165307), (163, 2503431), (237, 1721769), (489, 834477), (503, 811251), (553, 737901), (711, 573923), (1141, 357633), (1467, 278159), (1509, 270417), (1659, 245967), (3423, 119211), (3521, 115893), (4527, 90139), (4977, 81989), (10269, 39737), (10563, 38631), (12877, 31689)]