221603252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 463626240

約数和(自身を除く): 242022988

約数列:

[1, 2, 4, 13, 23, 26, 31, 43, 46, 52, 62, 86, 92, 124, 139, 172, 278, 299, 403, 556, 559, 598, 713, 806, 989, 1118, 1196, 1333, 1426, 1612, 1807, 1978, 2236, 2666, 2852, 3197, 3614, 3956, 4309, 5332, 5977, 6394, 7228, 8618, 9269, 11954, 12788, 12857, 17236, 17329, 18538, 23908, 25714, 30659, 34658, 37076, 41561, 51428, 56017, 61318, 69316, 77701, 83122, 99107, 112034, 122636, 137471, 155402, 166244, 185287, 198214, 224068, 274942, 310804, 370574, 396428, 398567, 549884, 741148, 797134, 1288391, 1594268, 1787123, 2408731, 2576782, 3574246, 4261601, 4817462, 5153564, 7148492, 8523202, 9634924, 17046404, 55400813, 110801626, 221603252]

約数ペア:

[(1, 221603252), (2, 110801626), (4, 55400813), (13, 17046404), (23, 9634924), (26, 8523202), (31, 7148492), (43, 5153564), (46, 4817462), (52, 4261601), (62, 3574246), (86, 2576782), (92, 2408731), (124, 1787123), (139, 1594268), (172, 1288391), (278, 797134), (299, 741148), (403, 549884), (556, 398567), (559, 396428), (598, 370574), (713, 310804), (806, 274942), (989, 224068), (1118, 198214), (1196, 185287), (1333, 166244), (1426, 155402), (1612, 137471), (1807, 122636), (1978, 112034), (2236, 99107), (2666, 83122), (2852, 77701), (3197, 69316), (3614, 61318), (3956, 56017), (4309, 51428), (5332, 41561), (5977, 37076), (6394, 34658), (7228, 30659), (8618, 25714), (9269, 23908), (11954, 18538), (12788, 17329), (12857, 17236)]