398734470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28219}}^1$

素因数の和:28389

約数の個数: 48

約数和(自身を含む): 1043349840

約数和(自身を除く): 644615370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 28219, 56438, 84657, 141095, 169314, 253971, 282190, 423285, 507942, 846570, 1269855, 2539710, 4430383, 8860766, 13291149, 22151915, 26582298, 39873447, 44303830, 66455745, 79746894, 132911490, 199367235, 398734470]

約数ペア:

[(1, 398734470), (2, 199367235), (3, 132911490), (5, 79746894), (6, 66455745), (9, 44303830), (10, 39873447), (15, 26582298), (18, 22151915), (30, 13291149), (45, 8860766), (90, 4430383), (157, 2539710), (314, 1269855), (471, 846570), (785, 507942), (942, 423285), (1413, 282190), (1570, 253971), (2355, 169314), (2826, 141095), (4710, 84657), (7065, 56438), (14130, 28219)]