221873642648

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{363589}}^1$

素因数の和:364260

約数の個数: 64

約数和(自身を含む): 504197524800

約数和(自身を除く): 282323882152

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 641, 952, 1282, 2564, 4487, 5128, 8974, 10897, 17948, 21794, 35896, 43588, 76279, 87176, 152558, 305116, 363589, 610232, 727178, 1454356, 2545123, 2908712, 5090246, 6181013, 10180492, 12362026, 20360984, 24724052, 43267091, 49448104, 86534182, 173068364, 233060549, 346136728, 466121098, 932242196, 1631423843, 1864484392, 3262847686, 3962029333, 6525695372, 7924058666, 13051390744, 15848117332, 27734205331, 31696234664, 55468410662, 110936821324, 221873642648]

約数ペア:

[(1, 221873642648), (2, 110936821324), (4, 55468410662), (7, 31696234664), (8, 27734205331), (14, 15848117332), (17, 13051390744), (28, 7924058666), (34, 6525695372), (56, 3962029333), (68, 3262847686), (119, 1864484392), (136, 1631423843), (238, 932242196), (476, 466121098), (641, 346136728), (952, 233060549), (1282, 173068364), (2564, 86534182), (4487, 49448104), (5128, 43267091), (8974, 24724052), (10897, 20360984), (17948, 12362026), (21794, 10180492), (35896, 6181013), (43588, 5090246), (76279, 2908712), (87176, 2545123), (152558, 1454356), (305116, 727178), (363589, 610232)]