28723744

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 72213120

約数和(自身を除く): 43489376

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 224, 238, 266, 272, 304, 323, 397, 476, 532, 544, 608, 646, 794, 952, 1064, 1292, 1588, 1904, 2128, 2261, 2584, 2779, 3176, 3808, 4256, 4522, 5168, 5558, 6352, 6749, 7543, 9044, 10336, 11116, 12704, 13498, 15086, 18088, 22232, 26996, 30172, 36176, 44464, 47243, 52801, 53992, 60344, 72352, 88928, 94486, 105602, 107984, 120688, 128231, 188972, 211204, 215968, 241376, 256462, 377944, 422408, 512924, 755888, 844816, 897617, 1025848, 1511776, 1689632, 1795234, 2051696, 3590468, 4103392, 7180936, 14361872, 28723744]

約数ペア:

[(1, 28723744), (2, 14361872), (4, 7180936), (7, 4103392), (8, 3590468), (14, 2051696), (16, 1795234), (17, 1689632), (19, 1511776), (28, 1025848), (32, 897617), (34, 844816), (38, 755888), (56, 512924), (68, 422408), (76, 377944), (112, 256462), (119, 241376), (133, 215968), (136, 211204), (152, 188972), (224, 128231), (238, 120688), (266, 107984), (272, 105602), (304, 94486), (323, 88928), (397, 72352), (476, 60344), (532, 53992), (544, 52801), (608, 47243), (646, 44464), (794, 36176), (952, 30172), (1064, 26996), (1292, 22232), (1588, 18088), (1904, 15086), (2128, 13498), (2261, 12704), (2584, 11116), (2779, 10336), (3176, 9044), (3808, 7543), (4256, 6749), (4522, 6352), (5168, 5558)]