261003090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{66413}}^1$

素因数の和:66554

約数の個数: 32

約数和(自身を含む): 631198656

約数和(自身を除く): 370195566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 66413, 132826, 199239, 332065, 398478, 664130, 996195, 1992390, 8700103, 17400206, 26100309, 43500515, 52200618, 87001030, 130501545, 261003090]

約数ペア:

[(1, 261003090), (2, 130501545), (3, 87001030), (5, 52200618), (6, 43500515), (10, 26100309), (15, 17400206), (30, 8700103), (131, 1992390), (262, 996195), (393, 664130), (655, 398478), (786, 332065), (1310, 199239), (1965, 132826), (3930, 66413)]