1900795221

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{5273}}^1$

素因数の和:5387

約数の個数: 48

約数和(自身を含む): 3088454400

約数和(自身を除く): 1187659179

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 169, 237, 351, 507, 711, 1027, 1521, 2133, 3081, 4563, 5273, 9243, 13351, 15819, 27729, 40053, 47457, 68549, 120159, 142371, 205647, 360477, 416567, 616941, 891137, 1249701, 1850823, 2673411, 3749103, 5415371, 8020233, 11247309, 16246113, 24060699, 48738339, 70399823, 146215017, 211199469, 633598407, 1900795221]

約数ペア:

[(1, 1900795221), (3, 633598407), (9, 211199469), (13, 146215017), (27, 70399823), (39, 48738339), (79, 24060699), (117, 16246113), (169, 11247309), (237, 8020233), (351, 5415371), (507, 3749103), (711, 2673411), (1027, 1850823), (1521, 1249701), (2133, 891137), (3081, 616941), (4563, 416567), (5273, 360477), (9243, 205647), (13351, 142371), (15819, 120159), (27729, 68549), (40053, 47457)]