397103490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20333}}^1$

素因数の和:20384

約数の個数: 96

約数和(自身を含む): 1218087936

約数和(自身を除く): 820984446

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 1085, 1302, 1395, 1953, 2170, 2790, 3255, 3906, 6510, 9765, 19530, 20333, 40666, 60999, 101665, 121998, 142331, 182997, 203330, 284662, 304995, 365994, 426993, 609990, 630323, 711655, 853986, 914985, 1260646, 1280979, 1423310, 1829970, 1890969, 2134965, 2561958, 3151615, 3781938, 4269930, 4412261, 5672907, 6303230, 6404895, 8824522, 9454845, 11345814, 12809790, 13236783, 18909690, 22061305, 26473566, 28364535, 39710349, 44122610, 56729070, 66183915, 79420698, 132367830, 198551745, 397103490]

約数ペア:

[(1, 397103490), (2, 198551745), (3, 132367830), (5, 79420698), (6, 66183915), (7, 56729070), (9, 44122610), (10, 39710349), (14, 28364535), (15, 26473566), (18, 22061305), (21, 18909690), (30, 13236783), (31, 12809790), (35, 11345814), (42, 9454845), (45, 8824522), (62, 6404895), (63, 6303230), (70, 5672907), (90, 4412261), (93, 4269930), (105, 3781938), (126, 3151615), (155, 2561958), (186, 2134965), (210, 1890969), (217, 1829970), (279, 1423310), (310, 1280979), (315, 1260646), (434, 914985), (465, 853986), (558, 711655), (630, 630323), (651, 609990), (930, 426993), (1085, 365994), (1302, 304995), (1395, 284662), (1953, 203330), (2170, 182997), (2790, 142331), (3255, 121998), (3906, 101665), (6510, 60999), (9765, 40666), (19530, 20333)]