28668718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 48771072

約数和(自身を除く): 20102354

約数列:

[1, 2, 13, 23, 26, 46, 191, 251, 299, 382, 502, 598, 2483, 3263, 4393, 4966, 5773, 6526, 8786, 11546, 47941, 57109, 75049, 95882, 114218, 150098, 623233, 1102643, 1246466, 2205286, 14334359, 28668718]

約数ペア:

[(1, 28668718), (2, 14334359), (13, 2205286), (23, 1246466), (26, 1102643), (46, 623233), (191, 150098), (251, 114218), (299, 95882), (382, 75049), (502, 57109), (598, 47941), (2483, 11546), (3263, 8786), (4393, 6526), (4966, 5773)]