971881950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{498401}}^1$

素因数の和:498429

約数の個数: 48

約数和(自身を含む): 2595677616

約数和(自身を除く): 1623795666

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 498401, 996802, 1495203, 2492005, 2990406, 4984010, 6479213, 7476015, 12460025, 12958426, 14952030, 19437639, 24920050, 32396065, 37380075, 38875278, 64792130, 74760150, 97188195, 161980325, 194376390, 323960650, 485940975, 971881950]

約数ペア:

[(1, 971881950), (2, 485940975), (3, 323960650), (5, 194376390), (6, 161980325), (10, 97188195), (13, 74760150), (15, 64792130), (25, 38875278), (26, 37380075), (30, 32396065), (39, 24920050), (50, 19437639), (65, 14952030), (75, 12958426), (78, 12460025), (130, 7476015), (150, 6479213), (195, 4984010), (325, 2990406), (390, 2492005), (650, 1495203), (975, 996802), (1950, 498401)]