397492854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{653}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 908610048

約数和(自身を除く): 511117194

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 401, 506, 653, 759, 802, 1203, 1306, 1518, 1959, 2406, 3918, 4411, 7183, 8822, 9223, 13233, 14366, 15019, 18446, 21549, 26466, 27669, 30038, 43098, 45057, 55338, 90114, 101453, 165209, 202906, 261853, 304359, 330418, 495627, 523706, 608718, 785559, 991254, 1571118, 2880383, 5760766, 6022619, 8641149, 12045238, 17282298, 18067857, 36135714, 66248809, 132497618, 198746427, 397492854]

約数ペア:

[(1, 397492854), (2, 198746427), (3, 132497618), (6, 66248809), (11, 36135714), (22, 18067857), (23, 17282298), (33, 12045238), (46, 8641149), (66, 6022619), (69, 5760766), (138, 2880383), (253, 1571118), (401, 991254), (506, 785559), (653, 608718), (759, 523706), (802, 495627), (1203, 330418), (1306, 304359), (1518, 261853), (1959, 202906), (2406, 165209), (3918, 101453), (4411, 90114), (7183, 55338), (8822, 45057), (9223, 43098), (13233, 30038), (14366, 27669), (15019, 26466), (18446, 21549)]