388773728

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{55987}}^1$

素因数の和:56035

約数の個数: 48

約数和(自身を含む): 902974464

約数和(自身を除く): 514200736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 55987, 111974, 223948, 391909, 447896, 783818, 895792, 1567636, 1735597, 1791584, 3135272, 3471194, 6270544, 6942388, 12149179, 12541088, 13884776, 24298358, 27769552, 48596716, 55539104, 97193432, 194386864, 388773728]

約数ペア:

[(1, 388773728), (2, 194386864), (4, 97193432), (7, 55539104), (8, 48596716), (14, 27769552), (16, 24298358), (28, 13884776), (31, 12541088), (32, 12149179), (56, 6942388), (62, 6270544), (112, 3471194), (124, 3135272), (217, 1791584), (224, 1735597), (248, 1567636), (434, 895792), (496, 783818), (868, 447896), (992, 391909), (1736, 223948), (3472, 111974), (6944, 55987)]