28149320038

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1\times {\mathrm{907}}^1$

素因数の和:1397

約数の個数: 64

約数和(自身を含む): 49725508608

約数和(自身を除く): 21576188570

約数列:

[1, 2, 7, 14, 53, 106, 151, 277, 302, 371, 554, 742, 907, 1057, 1814, 1939, 2114, 3878, 6349, 8003, 12698, 14681, 16006, 29362, 41827, 48071, 56021, 83654, 96142, 102767, 112042, 136957, 205534, 251239, 273914, 292789, 336497, 502478, 585578, 672994, 958699, 1758673, 1917398, 2216831, 3517346, 4433662, 7258721, 13315667, 14517442, 15517817, 26631334, 31035634, 37937089, 50811047, 75874178, 93209669, 101622094, 186419338, 265559623, 531119246, 2010665717, 4021331434, 14074660019, 28149320038]

約数ペア:

[(1, 28149320038), (2, 14074660019), (7, 4021331434), (14, 2010665717), (53, 531119246), (106, 265559623), (151, 186419338), (277, 101622094), (302, 93209669), (371, 75874178), (554, 50811047), (742, 37937089), (907, 31035634), (1057, 26631334), (1814, 15517817), (1939, 14517442), (2114, 13315667), (3878, 7258721), (6349, 4433662), (8003, 3517346), (12698, 2216831), (14681, 1917398), (16006, 1758673), (29362, 958699), (41827, 672994), (48071, 585578), (56021, 502478), (83654, 336497), (96142, 292789), (102767, 273914), (112042, 251239), (136957, 205534)]