13960725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 24790080

約数和(自身を除く): 10829355

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 97, 101, 285, 291, 303, 475, 485, 505, 1425, 1455, 1515, 1843, 1919, 2425, 2525, 5529, 5757, 7275, 7575, 9215, 9595, 9797, 27645, 28785, 29391, 46075, 47975, 48985, 138225, 143925, 146955, 186143, 244925, 558429, 734775, 930715, 2792145, 4653575, 13960725]

約数ペア:

[(1, 13960725), (3, 4653575), (5, 2792145), (15, 930715), (19, 734775), (25, 558429), (57, 244925), (75, 186143), (95, 146955), (97, 143925), (101, 138225), (285, 48985), (291, 47975), (303, 46075), (475, 29391), (485, 28785), (505, 27645), (1425, 9797), (1455, 9595), (1515, 9215), (1843, 7575), (1919, 7275), (2425, 5757), (2525, 5529)]