31497345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 66718080

約数和(自身を除く): 35220735

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 45, 51, 55, 57, 85, 95, 99, 153, 165, 171, 187, 197, 209, 255, 285, 323, 495, 561, 591, 627, 765, 855, 935, 969, 985, 1045, 1615, 1683, 1773, 1881, 2167, 2805, 2907, 2955, 3135, 3349, 3553, 3743, 4845, 6501, 8415, 8865, 9405, 10047, 10659, 10835, 11229, 14535, 16745, 17765, 18715, 19503, 30141, 31977, 32505, 33687, 36839, 41173, 50235, 53295, 56145, 63631, 97515, 110517, 123519, 150705, 159885, 168435, 184195, 190893, 205865, 318155, 331551, 370557, 552585, 572679, 617595, 699941, 954465, 1657755, 1852785, 2099823, 2863395, 3499705, 6299469, 10499115, 31497345]

約数ペア:

[(1, 31497345), (3, 10499115), (5, 6299469), (9, 3499705), (11, 2863395), (15, 2099823), (17, 1852785), (19, 1657755), (33, 954465), (45, 699941), (51, 617595), (55, 572679), (57, 552585), (85, 370557), (95, 331551), (99, 318155), (153, 205865), (165, 190893), (171, 184195), (187, 168435), (197, 159885), (209, 150705), (255, 123519), (285, 110517), (323, 97515), (495, 63631), (561, 56145), (591, 53295), (627, 50235), (765, 41173), (855, 36839), (935, 33687), (969, 32505), (985, 31977), (1045, 30141), (1615, 19503), (1683, 18715), (1773, 17765), (1881, 16745), (2167, 14535), (2805, 11229), (2907, 10835), (2955, 10659), (3135, 10047), (3349, 9405), (3553, 8865), (3743, 8415), (4845, 6501)]