138731970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{355723}}^1$

素因数の和:355746

約数の個数: 32

約数和(自身を含む): 358569792

約数和(自身を除く): 219837822

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 355723, 711446, 1067169, 1778615, 2134338, 3557230, 4624399, 5335845, 9248798, 10671690, 13873197, 23121995, 27746394, 46243990, 69365985, 138731970]

約数ペア:

[(1, 138731970), (2, 69365985), (3, 46243990), (5, 27746394), (6, 23121995), (10, 13873197), (13, 10671690), (15, 9248798), (26, 5335845), (30, 4624399), (39, 3557230), (65, 2134338), (78, 1778615), (130, 1067169), (195, 711446), (390, 355723)]