28623270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3191}}^1$

素因数の和:3237

約数の個数: 64

約数和(自身を含む): 77220864

約数和(自身を除く): 48597594

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 3191, 4485, 6382, 8970, 9573, 15955, 19146, 31910, 41483, 47865, 73393, 82966, 95730, 124449, 146786, 207415, 220179, 248898, 366965, 414830, 440358, 622245, 733930, 954109, 1100895, 1244490, 1908218, 2201790, 2862327, 4770545, 5724654, 9541090, 14311635, 28623270]

約数ペア:

[(1, 28623270), (2, 14311635), (3, 9541090), (5, 5724654), (6, 4770545), (10, 2862327), (13, 2201790), (15, 1908218), (23, 1244490), (26, 1100895), (30, 954109), (39, 733930), (46, 622245), (65, 440358), (69, 414830), (78, 366965), (115, 248898), (130, 220179), (138, 207415), (195, 146786), (230, 124449), (299, 95730), (345, 82966), (390, 73393), (598, 47865), (690, 41483), (897, 31910), (1495, 19146), (1794, 15955), (2990, 9573), (3191, 8970), (4485, 6382)]