421900544

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 912049152

約数和(自身を除く): 490148608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 331, 383, 416, 662, 766, 832, 1324, 1532, 1664, 2648, 3064, 3328, 4303, 4979, 5296, 6128, 8606, 9958, 10592, 12256, 17212, 19916, 21184, 24512, 34424, 39832, 42368, 49024, 68848, 79664, 84736, 98048, 126773, 137696, 159328, 253546, 275392, 318656, 507092, 550784, 637312, 1014184, 1101568, 1274624, 1648049, 2028368, 3296098, 4056736, 6592196, 8113472, 13184392, 16226944, 26368784, 32453888, 52737568, 105475136, 210950272, 421900544]

約数ペア:

[(1, 421900544), (2, 210950272), (4, 105475136), (8, 52737568), (13, 32453888), (16, 26368784), (26, 16226944), (32, 13184392), (52, 8113472), (64, 6592196), (104, 4056736), (128, 3296098), (208, 2028368), (256, 1648049), (331, 1274624), (383, 1101568), (416, 1014184), (662, 637312), (766, 550784), (832, 507092), (1324, 318656), (1532, 275392), (1664, 253546), (2648, 159328), (3064, 137696), (3328, 126773), (4303, 98048), (4979, 84736), (5296, 79664), (6128, 68848), (8606, 49024), (9958, 42368), (10592, 39832), (12256, 34424), (17212, 24512), (19916, 21184)]