28323584

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 60436992

約数和(自身を除く): 32113408

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 83, 86, 124, 128, 166, 172, 248, 256, 332, 344, 496, 664, 688, 992, 1328, 1333, 1376, 1984, 2573, 2656, 2666, 2752, 3569, 3968, 5146, 5312, 5332, 5504, 7138, 7936, 10292, 10624, 10664, 11008, 14276, 20584, 21248, 21328, 28552, 41168, 42656, 57104, 82336, 85312, 110639, 114208, 164672, 170624, 221278, 228416, 329344, 341248, 442556, 456832, 658688, 885112, 913664, 1770224, 3540448, 7080896, 14161792, 28323584]

約数ペア:

[(1, 28323584), (2, 14161792), (4, 7080896), (8, 3540448), (16, 1770224), (31, 913664), (32, 885112), (43, 658688), (62, 456832), (64, 442556), (83, 341248), (86, 329344), (124, 228416), (128, 221278), (166, 170624), (172, 164672), (248, 114208), (256, 110639), (332, 85312), (344, 82336), (496, 57104), (664, 42656), (688, 41168), (992, 28552), (1328, 21328), (1333, 21248), (1376, 20584), (1984, 14276), (2573, 11008), (2656, 10664), (2666, 10624), (2752, 10292), (3569, 7936), (3968, 7138), (5146, 5504), (5312, 5332)]